Home / 21,473,441.29-32,169,520.84-12,693,433.89

Finding the Fourth Proportional to 21,473,441.29, 32,169,520.84 and 12,693,433.89

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Solution

The fourth proportional to 21,473,441.29, 32,169,520.84 and 12,693,433.89 is: 19,016,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473,441.29 : 32,169,520.84 = 12,693,433.89 : x
  2. Step 2: Convert to fraction form
    21,473,441.29/32,169,520.84 = 12,693,433.89/x
  3. Step 3: Cross multiply
    21,473,441.29x = 32,169,520.84 × 12,693,433.89
  4. Step 4: Simplify right side
    21,473,441.29x = 408,341,686,055,517.31
  5. Step 5: Solve for x
    x = 408,341,686,055,517.31/21,473,441.29
  6. Step 6: Final answer
    x = 19,016,126.97

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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.