Home / 13,098,346.60-19,625,799.62-7,965,249.32

Finding the Fourth Proportional to 13,098,346.60, 19,625,799.62 and 7,965,249.32

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Solution

The fourth proportional to 13,098,346.60, 19,625,799.62 and 7,965,249.32 is: 11,934,665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098,346.60 : 19,625,799.62 = 7,965,249.32 : x
  2. Step 2: Convert to fraction form
    13,098,346.60/19,625,799.62 = 7,965,249.32/x
  3. Step 3: Cross multiply
    13,098,346.60x = 19,625,799.62 × 7,965,249.32
  4. Step 4: Simplify right side
    13,098,346.60x = 156,324,387,077,661.28
  5. Step 5: Solve for x
    x = 156,324,387,077,661.28/13,098,346.60
  6. Step 6: Final answer
    x = 11,934,665.64

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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.