Home / 40,222,178.88-60,333,392.16-9,930,045.12

Finding the Fourth Proportional to 40,222,178.88, 60,333,392.16 and 9,930,045.12

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Solution

The fourth proportional to 40,222,178.88, 60,333,392.16 and 9,930,045.12 is: 14,895,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222,178.88 : 60,333,392.16 = 9,930,045.12 : x
  2. Step 2: Convert to fraction form
    40,222,178.88/60,333,392.16 = 9,930,045.12/x
  3. Step 3: Cross multiply
    40,222,178.88x = 60,333,392.16 × 9,930,045.12
  4. Step 4: Simplify right side
    40,222,178.88x = 599,113,306,391,454.12
  5. Step 5: Solve for x
    x = 599,113,306,391,454.12/40,222,178.88
  6. Step 6: Final answer
    x = 14,895,098.25

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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.