Home / 21,552,862.86-32,333,553.17-7,906,135.95

Finding the Fourth Proportional to 21,552,862.86, 32,333,553.17 and 7,906,135.95

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Solution

The fourth proportional to 21,552,862.86, 32,333,553.17 and 7,906,135.95 is: 11,860,766.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,862.86 : 32,333,553.17 = 7,906,135.95 : x
  2. Step 2: Convert to fraction form
    21,552,862.86/32,333,553.17 = 7,906,135.95/x
  3. Step 3: Cross multiply
    21,552,862.86x = 32,333,553.17 × 7,906,135.95
  4. Step 4: Simplify right side
    21,552,862.86x = 255,633,467,098,690.78
  5. Step 5: Solve for x
    x = 255,633,467,098,690.78/21,552,862.86
  6. Step 6: Final answer
    x = 11,860,766.19

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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.