Home / 8,229,679.86-12,352,491.48-3,972,837.42

Finding the Fourth Proportional to 8,229,679.86, 12,352,491.48 and 3,972,837.42

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Solution

The fourth proportional to 8,229,679.86, 12,352,491.48 and 3,972,837.42 is: 5,963,104.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,679.86 : 12,352,491.48 = 3,972,837.42 : x
  2. Step 2: Convert to fraction form
    8,229,679.86/12,352,491.48 = 3,972,837.42/x
  3. Step 3: Cross multiply
    8,229,679.86x = 12,352,491.48 × 3,972,837.42
  4. Step 4: Simplify right side
    8,229,679.86x = 49,074,440,381,975.18
  5. Step 5: Solve for x
    x = 49,074,440,381,975.18/8,229,679.86
  6. Step 6: Final answer
    x = 5,963,104.42

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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.