Home / 8,791,461.60-13,177,569.60-3,108,760.80

Finding the Fourth Proportional to 8,791,461.60, 13,177,569.60 and 3,108,760.80

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Solution

The fourth proportional to 8,791,461.60, 13,177,569.60 and 3,108,760.80 is: 4,659,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,461.60 : 13,177,569.60 = 3,108,760.80 : x
  2. Step 2: Convert to fraction form
    8,791,461.60/13,177,569.60 = 3,108,760.80/x
  3. Step 3: Cross multiply
    8,791,461.60x = 13,177,569.60 × 3,108,760.80
  4. Step 4: Simplify right side
    8,791,461.60x = 40,965,911,811,751.68
  5. Step 5: Solve for x
    x = 40,965,911,811,751.68/8,791,461.60
  6. Step 6: Final answer
    x = 4,659,738.47

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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.