Home / 8,182,721.28-12,270,524.42-2,345,621.46

Finding the Fourth Proportional to 8,182,721.28, 12,270,524.42 and 2,345,621.46

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Solution

The fourth proportional to 8,182,721.28, 12,270,524.42 and 2,345,621.46 is: 3,517,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182,721.28 : 12,270,524.42 = 2,345,621.46 : x
  2. Step 2: Convert to fraction form
    8,182,721.28/12,270,524.42 = 2,345,621.46/x
  3. Step 3: Cross multiply
    8,182,721.28x = 12,270,524.42 × 2,345,621.46
  4. Step 4: Simplify right side
    8,182,721.28x = 28,782,005,410,870.11
  5. Step 5: Solve for x
    x = 28,782,005,410,870.11/8,182,721.28
  6. Step 6: Final answer
    x = 3,517,412.41

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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.