Home / 39,731,695.90-59,635,597.65-20,576,200.30

Finding the Fourth Proportional to 39,731,695.90, 59,635,597.65 and 20,576,200.30

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Solution

The fourth proportional to 39,731,695.90, 59,635,597.65 and 20,576,200.30 is: 30,884,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731,695.90 : 59,635,597.65 = 20,576,200.30 : x
  2. Step 2: Convert to fraction form
    39,731,695.90/59,635,597.65 = 20,576,200.30/x
  3. Step 3: Cross multiply
    39,731,695.90x = 59,635,597.65 × 20,576,200.30
  4. Step 4: Simplify right side
    39,731,695.90x = 1,227,074,002,256,609.25
  5. Step 5: Solve for x
    x = 1,227,074,002,256,609.25/39,731,695.90
  6. Step 6: Final answer
    x = 30,884,007.70

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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.