Home / 8,696,505.60-13,044,758.40-7,952,488.20

Finding the Fourth Proportional to 8,696,505.60, 13,044,758.40 and 7,952,488.20

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Solution

The fourth proportional to 8,696,505.60, 13,044,758.40 and 7,952,488.20 is: 11,928,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,505.60 : 13,044,758.40 = 7,952,488.20 : x
  2. Step 2: Convert to fraction form
    8,696,505.60/13,044,758.40 = 7,952,488.20/x
  3. Step 3: Cross multiply
    8,696,505.60x = 13,044,758.40 × 7,952,488.20
  4. Step 4: Simplify right side
    8,696,505.60x = 103,738,287,247,850.89
  5. Step 5: Solve for x
    x = 103,738,287,247,850.89/8,696,505.60
  6. Step 6: Final answer
    x = 11,928,732.30

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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.