Home / 71,287,778-106,933,766.52-17,435,090

Finding the Fourth Proportional to 71,287,778, 106,933,766.52 and 17,435,090

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Solution

The fourth proportional to 71,287,778, 106,933,766.52 and 17,435,090 is: 26,153,148.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,287,778 : 106,933,766.52 = 17,435,090 : x
  2. Step 2: Convert to fraction form
    71,287,778/106,933,766.52 = 17,435,090/x
  3. Step 3: Cross multiply
    71,287,778x = 106,933,766.52 × 17,435,090
  4. Step 4: Simplify right side
    71,287,778x = 1,864,399,843,315,186.75
  5. Step 5: Solve for x
    x = 1,864,399,843,315,186.75/71,287,778
  6. Step 6: Final answer
    x = 26,153,148.49

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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.