Home / 89,848,439-134,787,565.66-31,541,002.50

Finding the Fourth Proportional to 89,848,439, 134,787,565.66 and 31,541,002.50

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Solution

The fourth proportional to 89,848,439, 134,787,565.66 and 31,541,002.50 is: 47,316,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,848,439 : 134,787,565.66 = 31,541,002.50 : x
  2. Step 2: Convert to fraction form
    89,848,439/134,787,565.66 = 31,541,002.50/x
  3. Step 3: Cross multiply
    89,848,439x = 134,787,565.66 × 31,541,002.50
  4. Step 4: Simplify right side
    89,848,439x = 4,251,334,945,450,974
  5. Step 5: Solve for x
    x = 4,251,334,945,450,974/89,848,439
  6. Step 6: Final answer
    x = 47,316,736.86

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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.