Home / 52,087,787.10-71,882,134.61-28,564,833.69

Finding the Fourth Proportional to 52,087,787.10, 71,882,134.61 and 28,564,833.69

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Solution

The fourth proportional to 52,087,787.10, 71,882,134.61 and 28,564,833.69 is: 39,420,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087,787.10 : 71,882,134.61 = 28,564,833.69 : x
  2. Step 2: Convert to fraction form
    52,087,787.10/71,882,134.61 = 28,564,833.69/x
  3. Step 3: Cross multiply
    52,087,787.10x = 71,882,134.61 × 28,564,833.69
  4. Step 4: Simplify right side
    52,087,787.10x = 2,053,301,220,274,019
  5. Step 5: Solve for x
    x = 2,053,301,220,274,019/52,087,787.10
  6. Step 6: Final answer
    x = 39,420,012.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.