Home / 21,589,126.10-32,362,953.15-12,481,874.90

Finding the Fourth Proportional to 21,589,126.10, 32,362,953.15 and 12,481,874.90

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Solution

The fourth proportional to 21,589,126.10, 32,362,953.15 and 12,481,874.90 is: 18,710,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,589,126.10 : 32,362,953.15 = 12,481,874.90 : x
  2. Step 2: Convert to fraction form
    21,589,126.10/32,362,953.15 = 12,481,874.90/x
  3. Step 3: Cross multiply
    21,589,126.10x = 32,362,953.15 × 12,481,874.90
  4. Step 4: Simplify right side
    21,589,126.10x = 403,950,332,612,860.94
  5. Step 5: Solve for x
    x = 403,950,332,612,860.94/21,589,126.10
  6. Step 6: Final answer
    x = 18,710,823.71

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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.