Home / 72,626,815.20-108,965,108.56-24,791,351.52

Finding the Fourth Proportional to 72,626,815.20, 108,965,108.56 and 24,791,351.52

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Solution

The fourth proportional to 72,626,815.20, 108,965,108.56 and 24,791,351.52 is: 37,195,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,626,815.20 : 108,965,108.56 = 24,791,351.52 : x
  2. Step 2: Convert to fraction form
    72,626,815.20/108,965,108.56 = 24,791,351.52/x
  3. Step 3: Cross multiply
    72,626,815.20x = 108,965,108.56 × 24,791,351.52
  4. Step 4: Simplify right side
    72,626,815.20x = 2,701,392,309,725,921
  5. Step 5: Solve for x
    x = 2,701,392,309,725,921/72,626,815.20
  6. Step 6: Final answer
    x = 37,195,522.10

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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.