Home / 7,899,337.60-11,849,006.40-6,986,046.40

Finding the Fourth Proportional to 7,899,337.60, 11,849,006.40 and 6,986,046.40

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Solution

The fourth proportional to 7,899,337.60, 11,849,006.40 and 6,986,046.40 is: 10,479,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899,337.60 : 11,849,006.40 = 6,986,046.40 : x
  2. Step 2: Convert to fraction form
    7,899,337.60/11,849,006.40 = 6,986,046.40/x
  3. Step 3: Cross multiply
    7,899,337.60x = 11,849,006.40 × 6,986,046.40
  4. Step 4: Simplify right side
    7,899,337.60x = 82,777,708,504,296.97
  5. Step 5: Solve for x
    x = 82,777,708,504,296.97/7,899,337.60
  6. Step 6: Final answer
    x = 10,479,069.60

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Similar ratio
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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.