Home / 38,534,711.76-57,802,260.80-9,780,855.92

Finding the Fourth Proportional to 38,534,711.76, 57,802,260.80 and 9,780,855.92

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Solution

The fourth proportional to 38,534,711.76, 57,802,260.80 and 9,780,855.92 is: 14,671,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534,711.76 : 57,802,260.80 = 9,780,855.92 : x
  2. Step 2: Convert to fraction form
    38,534,711.76/57,802,260.80 = 9,780,855.92/x
  3. Step 3: Cross multiply
    38,534,711.76x = 57,802,260.80 × 9,780,855.92
  4. Step 4: Simplify right side
    38,534,711.76x = 565,355,584,735,063.88
  5. Step 5: Solve for x
    x = 565,355,584,735,063.88/38,534,711.76
  6. Step 6: Final answer
    x = 14,671,332.91

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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.