Home / 6,646,047.70-9,969,071.55-5,583,165.70

Finding the Fourth Proportional to 6,646,047.70, 9,969,071.55 and 5,583,165.70

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Solution

The fourth proportional to 6,646,047.70, 9,969,071.55 and 5,583,165.70 is: 8,374,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,047.70 : 9,969,071.55 = 5,583,165.70 : x
  2. Step 2: Convert to fraction form
    6,646,047.70/9,969,071.55 = 5,583,165.70/x
  3. Step 3: Cross multiply
    6,646,047.70x = 9,969,071.55 × 5,583,165.70
  4. Step 4: Simplify right side
    6,646,047.70x = 55,658,978,338,805.84
  5. Step 5: Solve for x
    x = 55,658,978,338,805.84/6,646,047.70
  6. Step 6: Final answer
    x = 8,374,748.55

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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.