Home / 16,181,649.82-22,331,355.51-9,306,137.38

Finding the Fourth Proportional to 16,181,649.82, 22,331,355.51 and 9,306,137.38

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Solution

The fourth proportional to 16,181,649.82, 22,331,355.51 and 9,306,137.38 is: 12,842,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181,649.82 : 22,331,355.51 = 9,306,137.38 : x
  2. Step 2: Convert to fraction form
    16,181,649.82/22,331,355.51 = 9,306,137.38/x
  3. Step 3: Cross multiply
    16,181,649.82x = 22,331,355.51 × 9,306,137.38
  4. Step 4: Simplify right side
    16,181,649.82x = 207,818,662,257,680
  5. Step 5: Solve for x
    x = 207,818,662,257,680/16,181,649.82
  6. Step 6: Final answer
    x = 12,842,859.94

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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.