Home / 39,731,696.90-59,635,599.15-20,576,201.30

Finding the Fourth Proportional to 39,731,696.90, 59,635,599.15 and 20,576,201.30

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Solution

The fourth proportional to 39,731,696.90, 59,635,599.15 and 20,576,201.30 is: 30,884,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731,696.90 : 59,635,599.15 = 20,576,201.30 : x
  2. Step 2: Convert to fraction form
    39,731,696.90/59,635,599.15 = 20,576,201.30/x
  3. Step 3: Cross multiply
    39,731,696.90x = 59,635,599.15 × 20,576,201.30
  4. Step 4: Simplify right side
    39,731,696.90x = 1,227,074,092,756,509
  5. Step 5: Solve for x
    x = 1,227,074,092,756,509/39,731,696.90
  6. Step 6: Final answer
    x = 30,884,009.20

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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.