Home / 8,395,840.20-12,584,429.10-3,602,713.80

Finding the Fourth Proportional to 8,395,840.20, 12,584,429.10 and 3,602,713.80

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Solution

The fourth proportional to 8,395,840.20, 12,584,429.10 and 3,602,713.80 is: 5,400,066.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395,840.20 : 12,584,429.10 = 3,602,713.80 : x
  2. Step 2: Convert to fraction form
    8,395,840.20/12,584,429.10 = 3,602,713.80/x
  3. Step 3: Cross multiply
    8,395,840.20x = 12,584,429.10 × 3,602,713.80
  4. Step 4: Simplify right side
    8,395,840.20x = 45,338,096,383,691.58
  5. Step 5: Solve for x
    x = 45,338,096,383,691.58/8,395,840.20
  6. Step 6: Final answer
    x = 5,400,066.62

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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.