Home / 22,723,354.63-31,359,003.20-13,438,883.53

Finding the Fourth Proportional to 22,723,354.63, 31,359,003.20 and 13,438,883.53

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Solution

The fourth proportional to 22,723,354.63, 31,359,003.20 and 13,438,883.53 is: 18,546,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723,354.63 : 31,359,003.20 = 13,438,883.53 : x
  2. Step 2: Convert to fraction form
    22,723,354.63/31,359,003.20 = 13,438,883.53/x
  3. Step 3: Cross multiply
    22,723,354.63x = 31,359,003.20 × 13,438,883.53
  4. Step 4: Simplify right side
    22,723,354.63x = 421,429,991,543,296.75
  5. Step 5: Solve for x
    x = 421,429,991,543,296.75/22,723,354.63
  6. Step 6: Final answer
    x = 18,546,116.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.