Home / 6,644,415.70-9,966,623.55-5,581,533.70

Finding the Fourth Proportional to 6,644,415.70, 9,966,623.55 and 5,581,533.70

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Solution

The fourth proportional to 6,644,415.70, 9,966,623.55 and 5,581,533.70 is: 8,372,300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,415.70 : 9,966,623.55 = 5,581,533.70 : x
  2. Step 2: Convert to fraction form
    6,644,415.70/9,966,623.55 = 5,581,533.70/x
  3. Step 3: Cross multiply
    6,644,415.70x = 9,966,623.55 × 5,581,533.70
  4. Step 4: Simplify right side
    6,644,415.70x = 55,629,045,219,538.64
  5. Step 5: Solve for x
    x = 55,629,045,219,538.64/6,644,415.70
  6. Step 6: Final answer
    x = 8,372,300.55

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Half scale
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Double scale
Find fourth proportional to 6,644,416.70, 9,966,625.05 and 5,581,534.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.