Home / 13,448,310.62-20,172,398.82-5,251,785.65

Finding the Fourth Proportional to 13,448,310.62, 20,172,398.82 and 5,251,785.65

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Solution

The fourth proportional to 13,448,310.62, 20,172,398.82 and 5,251,785.65 is: 7,877,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448,310.62 : 20,172,398.82 = 5,251,785.65 : x
  2. Step 2: Convert to fraction form
    13,448,310.62/20,172,398.82 = 5,251,785.65/x
  3. Step 3: Cross multiply
    13,448,310.62x = 20,172,398.82 × 5,251,785.65
  4. Step 4: Simplify right side
    13,448,310.62x = 105,941,114,548,090.94
  5. Step 5: Solve for x
    x = 105,941,114,548,090.94/13,448,310.62
  6. Step 6: Final answer
    x = 7,877,652.26

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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.