Home / 18,053,419.60-27,062,868.60-6,690,821.20

Finding the Fourth Proportional to 18,053,419.60, 27,062,868.60 and 6,690,821.20

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Solution

The fourth proportional to 18,053,419.60, 27,062,868.60 and 6,690,821.20 is: 10,029,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053,419.60 : 27,062,868.60 = 6,690,821.20 : x
  2. Step 2: Convert to fraction form
    18,053,419.60/27,062,868.60 = 6,690,821.20/x
  3. Step 3: Cross multiply
    18,053,419.60x = 27,062,868.60 × 6,690,821.20
  4. Step 4: Simplify right side
    18,053,419.60x = 181,072,814,961,694.34
  5. Step 5: Solve for x
    x = 181,072,814,961,694.34/18,053,419.60
  6. Step 6: Final answer
    x = 10,029,834.73

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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.