Home / 71,066,295.27-106,599,428.33-38,745,380.43

Finding the Fourth Proportional to 71,066,295.27, 106,599,428.33 and 38,745,380.43

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Solution

The fourth proportional to 71,066,295.27, 106,599,428.33 and 38,745,380.43 is: 58,118,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,066,295.27 : 106,599,428.33 = 38,745,380.43 : x
  2. Step 2: Convert to fraction form
    71,066,295.27/106,599,428.33 = 38,745,380.43/x
  3. Step 3: Cross multiply
    71,066,295.27x = 106,599,428.33 × 38,745,380.43
  4. Step 4: Simplify right side
    71,066,295.27x = 4,130,235,404,072,643
  5. Step 5: Solve for x
    x = 4,130,235,404,072,643/71,066,295.27
  6. Step 6: Final answer
    x = 58,118,062.70

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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.