Home / 79,906,174.29-119,864,674.26-28,084,476.65

Finding the Fourth Proportional to 79,906,174.29, 119,864,674.26 and 28,084,476.65

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Solution

The fourth proportional to 79,906,174.29, 119,864,674.26 and 28,084,476.65 is: 42,128,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,906,174.29 : 119,864,674.26 = 28,084,476.65 : x
  2. Step 2: Convert to fraction form
    79,906,174.29/119,864,674.26 = 28,084,476.65/x
  3. Step 3: Cross multiply
    79,906,174.29x = 119,864,674.26 × 28,084,476.65
  4. Step 4: Simplify right side
    79,906,174.29x = 3,366,336,644,815,503
  5. Step 5: Solve for x
    x = 3,366,336,644,815,503/79,906,174.29
  6. Step 6: Final answer
    x = 42,128,617.40

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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.