Home / 48,815,212.31-72,791,530.52-48,377,068.73

Finding the Fourth Proportional to 48,815,212.31, 72,791,530.52 and 48,377,068.73

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Solution

The fourth proportional to 48,815,212.31, 72,791,530.52 and 48,377,068.73 is: 72,138,186.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815,212.31 : 72,791,530.52 = 48,377,068.73 : x
  2. Step 2: Convert to fraction form
    48,815,212.31/72,791,530.52 = 48,377,068.73/x
  3. Step 3: Cross multiply
    48,815,212.31x = 72,791,530.52 × 48,377,068.73
  4. Step 4: Simplify right side
    48,815,212.31x = 3,521,440,874,322,090
  5. Step 5: Solve for x
    x = 3,521,440,874,322,090/48,815,212.31
  6. Step 6: Final answer
    x = 72,138,186.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.