Home / 8,091,008.80-12,136,513.20-7,344,512.80

Finding the Fourth Proportional to 8,091,008.80, 12,136,513.20 and 7,344,512.80

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Solution

The fourth proportional to 8,091,008.80, 12,136,513.20 and 7,344,512.80 is: 11,016,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091,008.80 : 12,136,513.20 = 7,344,512.80 : x
  2. Step 2: Convert to fraction form
    8,091,008.80/12,136,513.20 = 7,344,512.80/x
  3. Step 3: Cross multiply
    8,091,008.80x = 12,136,513.20 × 7,344,512.80
  4. Step 4: Simplify right side
    8,091,008.80x = 89,136,776,544,768.95
  5. Step 5: Solve for x
    x = 89,136,776,544,768.95/8,091,008.80
  6. Step 6: Final answer
    x = 11,016,769.20

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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.