Home / 12,294,517.30-18,441,775.95-9,903,032.80

Finding the Fourth Proportional to 12,294,517.30, 18,441,775.95 and 9,903,032.80

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Solution

The fourth proportional to 12,294,517.30, 18,441,775.95 and 9,903,032.80 is: 14,854,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,517.30 : 18,441,775.95 = 9,903,032.80 : x
  2. Step 2: Convert to fraction form
    12,294,517.30/18,441,775.95 = 9,903,032.80/x
  3. Step 3: Cross multiply
    12,294,517.30x = 18,441,775.95 × 9,903,032.80
  4. Step 4: Simplify right side
    12,294,517.30x = 182,629,512,123,101.16
  5. Step 5: Solve for x
    x = 182,629,512,123,101.16/12,294,517.30
  6. Step 6: Final answer
    x = 14,854,549.20

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Similar ratio
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1.5x scale

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.