Home / 6,651,177.17-9,976,786.76-1,858,834.85

Finding the Fourth Proportional to 6,651,177.17, 9,976,786.76 and 1,858,834.85

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Solution

The fourth proportional to 6,651,177.17, 9,976,786.76 and 1,858,834.85 is: 2,788,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,177.17 : 9,976,786.76 = 1,858,834.85 : x
  2. Step 2: Convert to fraction form
    6,651,177.17/9,976,786.76 = 1,858,834.85/x
  3. Step 3: Cross multiply
    6,651,177.17x = 9,976,786.76 × 1,858,834.85
  4. Step 4: Simplify right side
    6,651,177.17x = 18,545,198,911,212.41
  5. Step 5: Solve for x
    x = 18,545,198,911,212.41/6,651,177.17
  6. Step 6: Final answer
    x = 2,788,258.14

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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.