Home / 52,259,785.88-78,384,613.52-15,868,496.14

Finding the Fourth Proportional to 52,259,785.88, 78,384,613.52 and 15,868,496.14

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Solution

The fourth proportional to 52,259,785.88, 78,384,613.52 and 15,868,496.14 is: 23,801,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259,785.88 : 78,384,613.52 = 15,868,496.14 : x
  2. Step 2: Convert to fraction form
    52,259,785.88/78,384,613.52 = 15,868,496.14/x
  3. Step 3: Cross multiply
    52,259,785.88x = 78,384,613.52 × 15,868,496.14
  4. Step 4: Simplify right side
    52,259,785.88x = 1,243,845,936,921,221.25
  5. Step 5: Solve for x
    x = 1,243,845,936,921,221.25/52,259,785.88
  6. Step 6: Final answer
    x = 23,801,206.15

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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.