Home / 8,171,566.20-12,257,349.30-2,187,934.20

Finding the Fourth Proportional to 8,171,566.20, 12,257,349.30 and 2,187,934.20

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Solution

The fourth proportional to 8,171,566.20, 12,257,349.30 and 2,187,934.20 is: 3,281,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,566.20 : 12,257,349.30 = 2,187,934.20 : x
  2. Step 2: Convert to fraction form
    8,171,566.20/12,257,349.30 = 2,187,934.20/x
  3. Step 3: Cross multiply
    8,171,566.20x = 12,257,349.30 × 2,187,934.20
  4. Step 4: Simplify right side
    8,171,566.20x = 26,818,273,734,816.06
  5. Step 5: Solve for x
    x = 26,818,273,734,816.06/8,171,566.20
  6. Step 6: Final answer
    x = 3,281,901.30

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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.