Home / 74,732,638.10-112,098,957.15-49,202,474.90

Finding the Fourth Proportional to 74,732,638.10, 112,098,957.15 and 49,202,474.90

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Solution

The fourth proportional to 74,732,638.10, 112,098,957.15 and 49,202,474.90 is: 73,803,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,732,638.10 : 112,098,957.15 = 49,202,474.90 : x
  2. Step 2: Convert to fraction form
    74,732,638.10/112,098,957.15 = 49,202,474.90/x
  3. Step 3: Cross multiply
    74,732,638.10x = 112,098,957.15 × 49,202,474.90
  4. Step 4: Simplify right side
    74,732,638.10x = 5,515,546,125,489,051
  5. Step 5: Solve for x
    x = 5,515,546,125,489,051/74,732,638.10
  6. Step 6: Final answer
    x = 73,803,712.35

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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.