Home / 18,160,123.60-27,240,185.40-8,052,014.80

Finding the Fourth Proportional to 18,160,123.60, 27,240,185.40 and 8,052,014.80

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Solution

The fourth proportional to 18,160,123.60, 27,240,185.40 and 8,052,014.80 is: 12,078,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160,123.60 : 27,240,185.40 = 8,052,014.80 : x
  2. Step 2: Convert to fraction form
    18,160,123.60/27,240,185.40 = 8,052,014.80/x
  3. Step 3: Cross multiply
    18,160,123.60x = 27,240,185.40 × 8,052,014.80
  4. Step 4: Simplify right side
    18,160,123.60x = 219,338,375,995,543.91
  5. Step 5: Solve for x
    x = 219,338,375,995,543.91/18,160,123.60
  6. Step 6: Final answer
    x = 12,078,022.20

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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.