Home / 10,448,167.92-15,665,097.12-5,320,672.44

Finding the Fourth Proportional to 10,448,167.92, 15,665,097.12 and 5,320,672.44

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Solution

The fourth proportional to 10,448,167.92, 15,665,097.12 and 5,320,672.44 is: 7,977,365.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,167.92 : 15,665,097.12 = 5,320,672.44 : x
  2. Step 2: Convert to fraction form
    10,448,167.92/15,665,097.12 = 5,320,672.44/x
  3. Step 3: Cross multiply
    10,448,167.92x = 15,665,097.12 × 5,320,672.44
  4. Step 4: Simplify right side
    10,448,167.92x = 83,348,850,516,307.38
  5. Step 5: Solve for x
    x = 83,348,850,516,307.38/10,448,167.92
  6. Step 6: Final answer
    x = 7,977,365.14

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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.