Home / 8,858,689.60-13,288,034.40-2,127,103.60

Finding the Fourth Proportional to 8,858,689.60, 13,288,034.40 and 2,127,103.60

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Solution

The fourth proportional to 8,858,689.60, 13,288,034.40 and 2,127,103.60 is: 3,190,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858,689.60 : 13,288,034.40 = 2,127,103.60 : x
  2. Step 2: Convert to fraction form
    8,858,689.60/13,288,034.40 = 2,127,103.60/x
  3. Step 3: Cross multiply
    8,858,689.60x = 13,288,034.40 × 2,127,103.60
  4. Step 4: Simplify right side
    8,858,689.60x = 28,265,025,809,163.84
  5. Step 5: Solve for x
    x = 28,265,025,809,163.84/8,858,689.60
  6. Step 6: Final answer
    x = 3,190,655.40

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Similar ratio
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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.