Home / 89,848,432.50-134,787,555.92-31,540,996

Finding the Fourth Proportional to 89,848,432.50, 134,787,555.92 and 31,540,996

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Solution

The fourth proportional to 89,848,432.50, 134,787,555.92 and 31,540,996 is: 47,316,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,848,432.50 : 134,787,555.92 = 31,540,996 : x
  2. Step 2: Convert to fraction form
    89,848,432.50/134,787,555.92 = 31,540,996/x
  3. Step 3: Cross multiply
    89,848,432.50x = 134,787,555.92 × 31,540,996
  4. Step 4: Simplify right side
    89,848,432.50x = 4,251,333,762,122,496
  5. Step 5: Solve for x
    x = 4,251,333,762,122,496/89,848,432.50
  6. Step 6: Final answer
    x = 47,316,727.11

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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.