Home / 18,344,046.40-27,516,069.60-7,555,794.10

Finding the Fourth Proportional to 18,344,046.40, 27,516,069.60 and 7,555,794.10

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Solution

The fourth proportional to 18,344,046.40, 27,516,069.60 and 7,555,794.10 is: 11,333,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344,046.40 : 27,516,069.60 = 7,555,794.10 : x
  2. Step 2: Convert to fraction form
    18,344,046.40/27,516,069.60 = 7,555,794.10/x
  3. Step 3: Cross multiply
    18,344,046.40x = 27,516,069.60 × 7,555,794.10
  4. Step 4: Simplify right side
    18,344,046.40x = 207,905,756,338,869.38
  5. Step 5: Solve for x
    x = 207,905,756,338,869.38/18,344,046.40
  6. Step 6: Final answer
    x = 11,333,691.15

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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.