Home / 7,047,490.40-10,571,235.60-6,179,688.80

Finding the Fourth Proportional to 7,047,490.40, 10,571,235.60 and 6,179,688.80

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Solution

The fourth proportional to 7,047,490.40, 10,571,235.60 and 6,179,688.80 is: 9,269,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,490.40 : 10,571,235.60 = 6,179,688.80 : x
  2. Step 2: Convert to fraction form
    7,047,490.40/10,571,235.60 = 6,179,688.80/x
  3. Step 3: Cross multiply
    7,047,490.40x = 10,571,235.60 × 6,179,688.80
  4. Step 4: Simplify right side
    7,047,490.40x = 65,326,946,239,481.27
  5. Step 5: Solve for x
    x = 65,326,946,239,481.27/7,047,490.40
  6. Step 6: Final answer
    x = 9,269,533.20

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Double scale
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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.