Home / 7,679,923.19-11,519,805.88-4,439,398.92

Finding the Fourth Proportional to 7,679,923.19, 11,519,805.88 and 4,439,398.92

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Solution

The fourth proportional to 7,679,923.19, 11,519,805.88 and 4,439,398.92 is: 6,659,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679,923.19 : 11,519,805.88 = 4,439,398.92 : x
  2. Step 2: Convert to fraction form
    7,679,923.19/11,519,805.88 = 4,439,398.92/x
  3. Step 3: Cross multiply
    7,679,923.19x = 11,519,805.88 × 4,439,398.92
  4. Step 4: Simplify right side
    7,679,923.19x = 51,141,013,829,346.40
  5. Step 5: Solve for x
    x = 51,141,013,829,346.40/7,679,923.19
  6. Step 6: Final answer
    x = 6,659,052.78

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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.