Home / 8,986,218.60-13,479,327.90-6,435,301.80

Finding the Fourth Proportional to 8,986,218.60, 13,479,327.90 and 6,435,301.80

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Solution

The fourth proportional to 8,986,218.60, 13,479,327.90 and 6,435,301.80 is: 9,652,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,218.60 : 13,479,327.90 = 6,435,301.80 : x
  2. Step 2: Convert to fraction form
    8,986,218.60/13,479,327.90 = 6,435,301.80/x
  3. Step 3: Cross multiply
    8,986,218.60x = 13,479,327.90 × 6,435,301.80
  4. Step 4: Simplify right side
    8,986,218.60x = 86,743,543,097,660.22
  5. Step 5: Solve for x
    x = 86,743,543,097,660.22/8,986,218.60
  6. Step 6: Final answer
    x = 9,652,952.70

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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.