Home / 21,911,529.38-32,845,934.30-9,135,687.74

Finding the Fourth Proportional to 21,911,529.38, 32,845,934.30 and 9,135,687.74

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Solution

The fourth proportional to 21,911,529.38, 32,845,934.30 and 9,135,687.74 is: 13,694,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911,529.38 : 32,845,934.30 = 9,135,687.74 : x
  2. Step 2: Convert to fraction form
    21,911,529.38/32,845,934.30 = 9,135,687.74/x
  3. Step 3: Cross multiply
    21,911,529.38x = 32,845,934.30 × 9,135,687.74
  4. Step 4: Simplify right side
    21,911,529.38x = 300,070,199,083,447.38
  5. Step 5: Solve for x
    x = 300,070,199,083,447.38/21,911,529.38
  6. Step 6: Final answer
    x = 13,694,625.96

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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.