Home / 36,218,475.70-54,327,713.55-21,834,139.30

Finding the Fourth Proportional to 36,218,475.70, 54,327,713.55 and 21,834,139.30

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Solution

The fourth proportional to 36,218,475.70, 54,327,713.55 and 21,834,139.30 is: 32,751,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218,475.70 : 54,327,713.55 = 21,834,139.30 : x
  2. Step 2: Convert to fraction form
    36,218,475.70/54,327,713.55 = 21,834,139.30/x
  3. Step 3: Cross multiply
    36,218,475.70x = 54,327,713.55 × 21,834,139.30
  4. Step 4: Simplify right side
    36,218,475.70x = 1,186,198,865,501,197.50
  5. Step 5: Solve for x
    x = 1,186,198,865,501,197.50/36,218,475.70
  6. Step 6: Final answer
    x = 32,751,208.95

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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.