Home / 8,784,227.45-13,178,612.93-5,144,031.56

Finding the Fourth Proportional to 8,784,227.45, 13,178,612.93 and 5,144,031.56

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Solution

The fourth proportional to 8,784,227.45, 13,178,612.93 and 5,144,031.56 is: 7,717,377.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,227.45 : 13,178,612.93 = 5,144,031.56 : x
  2. Step 2: Convert to fraction form
    8,784,227.45/13,178,612.93 = 5,144,031.56/x
  3. Step 3: Cross multiply
    8,784,227.45x = 13,178,612.93 × 5,144,031.56
  4. Step 4: Simplify right side
    8,784,227.45x = 67,791,200,836,170.45
  5. Step 5: Solve for x
    x = 67,791,200,836,170.45/8,784,227.45
  6. Step 6: Final answer
    x = 7,717,377.68

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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.