Home / 5,158,563.80-7,719,474.90-4,491,966.20

Finding the Fourth Proportional to 5,158,563.80, 7,719,474.90 and 4,491,966.20

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Solution

The fourth proportional to 5,158,563.80, 7,719,474.90 and 4,491,966.20 is: 6,721,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,563.80 : 7,719,474.90 = 4,491,966.20 : x
  2. Step 2: Convert to fraction form
    5,158,563.80/7,719,474.90 = 4,491,966.20/x
  3. Step 3: Cross multiply
    5,158,563.80x = 7,719,474.90 × 4,491,966.20
  4. Step 4: Simplify right side
    5,158,563.80x = 34,675,620,332,548.38
  5. Step 5: Solve for x
    x = 34,675,620,332,548.38/5,158,563.80
  6. Step 6: Final answer
    x = 6,721,952.40

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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.