Home / 8,986,217.60-13,479,326.40-7,923,335.60

Finding the Fourth Proportional to 8,986,217.60, 13,479,326.40 and 7,923,335.60

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Solution

The fourth proportional to 8,986,217.60, 13,479,326.40 and 7,923,335.60 is: 11,885,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,217.60 : 13,479,326.40 = 7,923,335.60 : x
  2. Step 2: Convert to fraction form
    8,986,217.60/13,479,326.40 = 7,923,335.60/x
  3. Step 3: Cross multiply
    8,986,217.60x = 13,479,326.40 × 7,923,335.60
  4. Step 4: Simplify right side
    8,986,217.60x = 106,801,226,729,139.84
  5. Step 5: Solve for x
    x = 106,801,226,729,139.84/8,986,217.60
  6. Step 6: Final answer
    x = 11,885,003.40

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Double scale
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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.