Home / 31,566,204-47,212,519.68-18,581,416.38

Finding the Fourth Proportional to 31,566,204, 47,212,519.68 and 18,581,416.38

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Solution

The fourth proportional to 31,566,204, 47,212,519.68 and 18,581,416.38 is: 27,791,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566,204 : 47,212,519.68 = 18,581,416.38 : x
  2. Step 2: Convert to fraction form
    31,566,204/47,212,519.68 = 18,581,416.38/x
  3. Step 3: Cross multiply
    31,566,204x = 47,212,519.68 × 18,581,416.38
  4. Step 4: Simplify right side
    31,566,204x = 877,275,486,523,024.25
  5. Step 5: Solve for x
    x = 877,275,486,523,024.25/31,566,204
  6. Step 6: Final answer
    x = 27,791,605.43

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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.