Home / 8,979,115.20-13,468,672.80-3,303,412.80

Finding the Fourth Proportional to 8,979,115.20, 13,468,672.80 and 3,303,412.80

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Solution

The fourth proportional to 8,979,115.20, 13,468,672.80 and 3,303,412.80 is: 4,955,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,115.20 : 13,468,672.80 = 3,303,412.80 : x
  2. Step 2: Convert to fraction form
    8,979,115.20/13,468,672.80 = 3,303,412.80/x
  3. Step 3: Cross multiply
    8,979,115.20x = 13,468,672.80 × 3,303,412.80
  4. Step 4: Simplify right side
    8,979,115.20x = 44,492,586,126,531.84
  5. Step 5: Solve for x
    x = 44,492,586,126,531.84/8,979,115.20
  6. Step 6: Final answer
    x = 4,955,119.20

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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.