Home / 8,090,884.80-12,136,327.20-7,344,388.80

Finding the Fourth Proportional to 8,090,884.80, 12,136,327.20 and 7,344,388.80

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Solution

The fourth proportional to 8,090,884.80, 12,136,327.20 and 7,344,388.80 is: 11,016,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090,884.80 : 12,136,327.20 = 7,344,388.80 : x
  2. Step 2: Convert to fraction form
    8,090,884.80/12,136,327.20 = 7,344,388.80/x
  3. Step 3: Cross multiply
    8,090,884.80x = 12,136,327.20 × 7,344,388.80
  4. Step 4: Simplify right side
    8,090,884.80x = 89,133,905,560,815.36
  5. Step 5: Solve for x
    x = 89,133,905,560,815.36/8,090,884.80
  6. Step 6: Final answer
    x = 11,016,583.20

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Double scale
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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.