Home / 15,411,691.92-23,118,617.40-6,189,665.20

Finding the Fourth Proportional to 15,411,691.92, 23,118,617.40 and 6,189,665.20

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Solution

The fourth proportional to 15,411,691.92, 23,118,617.40 and 6,189,665.20 is: 9,284,931.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,411,691.92 : 23,118,617.40 = 6,189,665.20 : x
  2. Step 2: Convert to fraction form
    15,411,691.92/23,118,617.40 = 6,189,665.20/x
  3. Step 3: Cross multiply
    15,411,691.92x = 23,118,617.40 × 6,189,665.20
  4. Step 4: Simplify right side
    15,411,691.92x = 143,096,501,592,894.47
  5. Step 5: Solve for x
    x = 143,096,501,592,894.47/15,411,691.92
  6. Step 6: Final answer
    x = 9,284,931.36

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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.