Home / 31,996,388.07-47,971,656.88-13,553,575.83

Finding the Fourth Proportional to 31,996,388.07, 47,971,656.88 and 13,553,575.83

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Solution

The fourth proportional to 31,996,388.07, 47,971,656.88 and 13,553,575.83 is: 20,320,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,996,388.07 : 47,971,656.88 = 13,553,575.83 : x
  2. Step 2: Convert to fraction form
    31,996,388.07/47,971,656.88 = 13,553,575.83/x
  3. Step 3: Cross multiply
    31,996,388.07x = 47,971,656.88 × 13,553,575.83
  4. Step 4: Simplify right side
    31,996,388.07x = 650,187,489,179,937.25
  5. Step 5: Solve for x
    x = 650,187,489,179,937.25/31,996,388.07
  6. Step 6: Final answer
    x = 20,320,652.69

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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.