Home / 8,694,246.30-13,041,369.45-7,287,567.90

Finding the Fourth Proportional to 8,694,246.30, 13,041,369.45 and 7,287,567.90

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Solution

The fourth proportional to 8,694,246.30, 13,041,369.45 and 7,287,567.90 is: 10,931,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,246.30 : 13,041,369.45 = 7,287,567.90 : x
  2. Step 2: Convert to fraction form
    8,694,246.30/13,041,369.45 = 7,287,567.90/x
  3. Step 3: Cross multiply
    8,694,246.30x = 13,041,369.45 × 7,287,567.90
  4. Step 4: Simplify right side
    8,694,246.30x = 95,039,865,375,860.66
  5. Step 5: Solve for x
    x = 95,039,865,375,860.66/8,694,246.30
  6. Step 6: Final answer
    x = 10,931,351.85

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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.