Home / 8,428,610.28-11,631,482.18-4,561,131.43

Finding the Fourth Proportional to 8,428,610.28, 11,631,482.18 and 4,561,131.43

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Solution

The fourth proportional to 8,428,610.28, 11,631,482.18 and 4,561,131.43 is: 6,294,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,610.28 : 11,631,482.18 = 4,561,131.43 : x
  2. Step 2: Convert to fraction form
    8,428,610.28/11,631,482.18 = 4,561,131.43/x
  3. Step 3: Cross multiply
    8,428,610.28x = 11,631,482.18 × 4,561,131.43
  4. Step 4: Simplify right side
    8,428,610.28x = 53,052,718,948,682.91
  5. Step 5: Solve for x
    x = 53,052,718,948,682.91/8,428,610.28
  6. Step 6: Final answer
    x = 6,294,361.37

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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.