Home / 21,945,947.10-32,913,626.49-9,159,520.38

Finding the Fourth Proportional to 21,945,947.10, 32,913,626.49 and 9,159,520.38

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Solution

The fourth proportional to 21,945,947.10, 32,913,626.49 and 9,159,520.38 is: 13,737,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,945,947.10 : 32,913,626.49 = 9,159,520.38 : x
  2. Step 2: Convert to fraction form
    21,945,947.10/32,913,626.49 = 9,159,520.38/x
  3. Step 3: Cross multiply
    21,945,947.10x = 32,913,626.49 × 9,159,520.38
  4. Step 4: Simplify right side
    21,945,947.10x = 301,473,032,614,862.88
  5. Step 5: Solve for x
    x = 301,473,032,614,862.88/21,945,947.10
  6. Step 6: Final answer
    x = 13,737,070.96

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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.