Home / 8,334,244.80-12,481,706.40-5,149,195.20

Finding the Fourth Proportional to 8,334,244.80, 12,481,706.40 and 5,149,195.20

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Solution

The fourth proportional to 8,334,244.80, 12,481,706.40 and 5,149,195.20 is: 7,711,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334,244.80 : 12,481,706.40 = 5,149,195.20 : x
  2. Step 2: Convert to fraction form
    8,334,244.80/12,481,706.40 = 5,149,195.20/x
  3. Step 3: Cross multiply
    8,334,244.80x = 12,481,706.40 × 5,149,195.20
  4. Step 4: Simplify right side
    8,334,244.80x = 64,270,742,682,689.28
  5. Step 5: Solve for x
    x = 64,270,742,682,689.28/8,334,244.80
  6. Step 6: Final answer
    x = 7,711,645.65

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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.