Home / 45,665,402.41-68,508,178.85-13,319,836.44

Finding the Fourth Proportional to 45,665,402.41, 68,508,178.85 and 13,319,836.44

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Solution

The fourth proportional to 45,665,402.41, 68,508,178.85 and 13,319,836.44 is: 19,982,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665,402.41 : 68,508,178.85 = 13,319,836.44 : x
  2. Step 2: Convert to fraction form
    45,665,402.41/68,508,178.85 = 13,319,836.44/x
  3. Step 3: Cross multiply
    45,665,402.41x = 68,508,178.85 × 13,319,836.44
  4. Step 4: Simplify right side
    45,665,402.41x = 912,517,737,084,267.12
  5. Step 5: Solve for x
    x = 912,517,737,084,267.12/45,665,402.41
  6. Step 6: Final answer
    x = 19,982,693.44

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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.