Home / 25,374,979.91-35,017,498.19-13,772,545.78

Finding the Fourth Proportional to 25,374,979.91, 35,017,498.19 and 13,772,545.78

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Solution

The fourth proportional to 25,374,979.91, 35,017,498.19 and 13,772,545.78 is: 19,006,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374,979.91 : 35,017,498.19 = 13,772,545.78 : x
  2. Step 2: Convert to fraction form
    25,374,979.91/35,017,498.19 = 13,772,545.78/x
  3. Step 3: Cross multiply
    25,374,979.91x = 35,017,498.19 × 13,772,545.78
  4. Step 4: Simplify right side
    25,374,979.91x = 482,280,096,766,435.69
  5. Step 5: Solve for x
    x = 482,280,096,766,435.69/25,374,979.91
  6. Step 6: Final answer
    x = 19,006,127.24

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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.