Home / 8,178,411.60-12,268,200.60-2,498,626.80

Finding the Fourth Proportional to 8,178,411.60, 12,268,200.60 and 2,498,626.80

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Solution

The fourth proportional to 8,178,411.60, 12,268,200.60 and 2,498,626.80 is: 3,748,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,411.60 : 12,268,200.60 = 2,498,626.80 : x
  2. Step 2: Convert to fraction form
    8,178,411.60/12,268,200.60 = 2,498,626.80/x
  3. Step 3: Cross multiply
    8,178,411.60x = 12,268,200.60 × 2,498,626.80
  4. Step 4: Simplify right side
    8,178,411.60x = 30,653,654,806,936.08
  5. Step 5: Solve for x
    x = 30,653,654,806,936.08/8,178,411.60
  6. Step 6: Final answer
    x = 3,748,118.38

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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.