Home / 6,687,407.45-9,228,621.53-3,786,797.55

Finding the Fourth Proportional to 6,687,407.45, 9,228,621.53 and 3,786,797.55

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Solution

The fourth proportional to 6,687,407.45, 9,228,621.53 and 3,786,797.55 is: 5,225,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,407.45 : 9,228,621.53 = 3,786,797.55 : x
  2. Step 2: Convert to fraction form
    6,687,407.45/9,228,621.53 = 3,786,797.55/x
  3. Step 3: Cross multiply
    6,687,407.45x = 9,228,621.53 × 3,786,797.55
  4. Step 4: Simplify right side
    6,687,407.45x = 34,946,921,380,747.26
  5. Step 5: Solve for x
    x = 34,946,921,380,747.26/6,687,407.45
  6. Step 6: Final answer
    x = 5,225,780.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.