Home / 21,853,461.24-30,156,986.04-12,063,695.28

Finding the Fourth Proportional to 21,853,461.24, 30,156,986.04 and 12,063,695.28

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Solution

The fourth proportional to 21,853,461.24, 30,156,986.04 and 12,063,695.28 is: 16,647,463.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,461.24 : 30,156,986.04 = 12,063,695.28 : x
  2. Step 2: Convert to fraction form
    21,853,461.24/30,156,986.04 = 12,063,695.28/x
  3. Step 3: Cross multiply
    21,853,461.24x = 30,156,986.04 × 12,063,695.28
  4. Step 4: Simplify right side
    21,853,461.24x = 363,804,690,149,773.88
  5. Step 5: Solve for x
    x = 363,804,690,149,773.88/21,853,461.24
  6. Step 6: Final answer
    x = 16,647,463.13

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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.