Home / 13,098,434.40-19,625,930.73-7,965,337.02

Finding the Fourth Proportional to 13,098,434.40, 19,625,930.73 and 7,965,337.02

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Solution

The fourth proportional to 13,098,434.40, 19,625,930.73 and 7,965,337.02 is: 11,934,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098,434.40 : 19,625,930.73 = 7,965,337.02 : x
  2. Step 2: Convert to fraction form
    13,098,434.40/19,625,930.73 = 7,965,337.02/x
  3. Step 3: Cross multiply
    13,098,434.40x = 19,625,930.73 × 7,965,337.02
  4. Step 4: Simplify right side
    13,098,434.40x = 156,327,152,595,624.62
  5. Step 5: Solve for x
    x = 156,327,152,595,624.62/13,098,434.40
  6. Step 6: Final answer
    x = 11,934,796.78

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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.