Home / 21,334,205.43-32,001,305.70-9,040,105.20

Finding the Fourth Proportional to 21,334,205.43, 32,001,305.70 and 9,040,105.20

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Solution

The fourth proportional to 21,334,205.43, 32,001,305.70 and 9,040,105.20 is: 13,560,156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,205.43 : 32,001,305.70 = 9,040,105.20 : x
  2. Step 2: Convert to fraction form
    21,334,205.43/32,001,305.70 = 9,040,105.20/x
  3. Step 3: Cross multiply
    21,334,205.43x = 32,001,305.70 × 9,040,105.20
  4. Step 4: Simplify right side
    21,334,205.43x = 289,295,170,065,359.62
  5. Step 5: Solve for x
    x = 289,295,170,065,359.62/21,334,205.43
  6. Step 6: Final answer
    x = 13,560,156.76

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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.