Home / 12,454,720.74-18,680,819.65-3,357,737.91

Finding the Fourth Proportional to 12,454,720.74, 18,680,819.65 and 3,357,737.91

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Solution

The fourth proportional to 12,454,720.74, 18,680,819.65 and 3,357,737.91 is: 5,036,266.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,720.74 : 18,680,819.65 = 3,357,737.91 : x
  2. Step 2: Convert to fraction form
    12,454,720.74/18,680,819.65 = 3,357,737.91/x
  3. Step 3: Cross multiply
    12,454,720.74x = 18,680,819.65 × 3,357,737.91
  4. Step 4: Simplify right side
    12,454,720.74x = 62,725,296,328,677.93
  5. Step 5: Solve for x
    x = 62,725,296,328,677.93/12,454,720.74
  6. Step 6: Final answer
    x = 5,036,266.78

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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.