Home / 83,770,474.59-125,655,290.89-21,521,721.06

Finding the Fourth Proportional to 83,770,474.59, 125,655,290.89 and 21,521,721.06

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Solution

The fourth proportional to 83,770,474.59, 125,655,290.89 and 21,521,721.06 is: 32,282,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,770,474.59 : 125,655,290.89 = 21,521,721.06 : x
  2. Step 2: Convert to fraction form
    83,770,474.59/125,655,290.89 = 21,521,721.06/x
  3. Step 3: Cross multiply
    83,770,474.59x = 125,655,290.89 × 21,521,721.06
  4. Step 4: Simplify right side
    83,770,474.59x = 2,704,318,120,193,934.50
  5. Step 5: Solve for x
    x = 2,704,318,120,193,934.50/83,770,474.59
  6. Step 6: Final answer
    x = 32,282,473.43

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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.