Home / 12,098,059.60-18,147,089.40-11,174,270.80

Finding the Fourth Proportional to 12,098,059.60, 18,147,089.40 and 11,174,270.80

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Solution

The fourth proportional to 12,098,059.60, 18,147,089.40 and 11,174,270.80 is: 16,761,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,059.60 : 18,147,089.40 = 11,174,270.80 : x
  2. Step 2: Convert to fraction form
    12,098,059.60/18,147,089.40 = 11,174,270.80/x
  3. Step 3: Cross multiply
    12,098,059.60x = 18,147,089.40 × 11,174,270.80
  4. Step 4: Simplify right side
    12,098,059.60x = 202,780,491,187,409.53
  5. Step 5: Solve for x
    x = 202,780,491,187,409.53/12,098,059.60
  6. Step 6: Final answer
    x = 16,761,406.20

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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.