Home / 8,986,218.10-13,479,327.15-7,923,336.10

Finding the Fourth Proportional to 8,986,218.10, 13,479,327.15 and 7,923,336.10

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Solution

The fourth proportional to 8,986,218.10, 13,479,327.15 and 7,923,336.10 is: 11,885,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,218.10 : 13,479,327.15 = 7,923,336.10 : x
  2. Step 2: Convert to fraction form
    8,986,218.10/13,479,327.15 = 7,923,336.10/x
  3. Step 3: Cross multiply
    8,986,218.10x = 13,479,327.15 × 7,923,336.10
  4. Step 4: Simplify right side
    8,986,218.10x = 106,801,239,411,305.11
  5. Step 5: Solve for x
    x = 106,801,239,411,305.11/8,986,218.10
  6. Step 6: Final answer
    x = 11,885,004.15

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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.