Home / 21,589,922.40-32,337,644.40-18,755,570.40

Finding the Fourth Proportional to 21,589,922.40, 32,337,644.40 and 18,755,570.40

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Solution

The fourth proportional to 21,589,922.40, 32,337,644.40 and 18,755,570.40 is: 28,092,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,589,922.40 : 32,337,644.40 = 18,755,570.40 : x
  2. Step 2: Convert to fraction form
    21,589,922.40/32,337,644.40 = 18,755,570.40/x
  3. Step 3: Cross multiply
    21,589,922.40x = 32,337,644.40 × 18,755,570.40
  4. Step 4: Simplify right side
    21,589,922.40x = 606,510,966,114,365.62
  5. Step 5: Solve for x
    x = 606,510,966,114,365.62/21,589,922.40
  6. Step 6: Final answer
    x = 28,092,318.02

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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.