Home / 8,178,241.16-12,267,489.90-2,421,559.04

Finding the Fourth Proportional to 8,178,241.16, 12,267,489.90 and 2,421,559.04

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Solution

The fourth proportional to 8,178,241.16, 12,267,489.90 and 2,421,559.04 is: 3,632,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,241.16 : 12,267,489.90 = 2,421,559.04 : x
  2. Step 2: Convert to fraction form
    8,178,241.16/12,267,489.90 = 2,421,559.04/x
  3. Step 3: Cross multiply
    8,178,241.16x = 12,267,489.90 × 2,421,559.04
  4. Step 4: Simplify right side
    8,178,241.16x = 29,706,451,065,453.70
  5. Step 5: Solve for x
    x = 29,706,451,065,453.70/8,178,241.16
  6. Step 6: Final answer
    x = 3,632,376.51

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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.