Home / 30,552,478.97-42,161,137.51-17,322,545.89

Finding the Fourth Proportional to 30,552,478.97, 42,161,137.51 and 17,322,545.89

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Solution

The fourth proportional to 30,552,478.97, 42,161,137.51 and 17,322,545.89 is: 23,904,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,552,478.97 : 42,161,137.51 = 17,322,545.89 : x
  2. Step 2: Convert to fraction form
    30,552,478.97/42,161,137.51 = 17,322,545.89/x
  3. Step 3: Cross multiply
    30,552,478.97x = 42,161,137.51 × 17,322,545.89
  4. Step 4: Simplify right side
    30,552,478.97x = 730,338,239,291,575.38
  5. Step 5: Solve for x
    x = 730,338,239,291,575.38/30,552,478.97
  6. Step 6: Final answer
    x = 23,904,385.63

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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.