Home / 26,561,771.16-36,672,168.56-21,678,641.21

Finding the Fourth Proportional to 26,561,771.16, 36,672,168.56 and 21,678,641.21

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Solution

The fourth proportional to 26,561,771.16, 36,672,168.56 and 21,678,641.21 is: 29,930,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561,771.16 : 36,672,168.56 = 21,678,641.21 : x
  2. Step 2: Convert to fraction form
    26,561,771.16/36,672,168.56 = 21,678,641.21/x
  3. Step 3: Cross multiply
    26,561,771.16x = 36,672,168.56 × 21,678,641.21
  4. Step 4: Simplify right side
    26,561,771.16x = 795,002,784,604,882.50
  5. Step 5: Solve for x
    x = 795,002,784,604,882.50/26,561,771.16
  6. Step 6: Final answer
    x = 29,930,337.85

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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.