Home / 11,002,948.80-16,488,676.80-8,101,674.60

Finding the Fourth Proportional to 11,002,948.80, 16,488,676.80 and 8,101,674.60

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Solution

The fourth proportional to 11,002,948.80, 16,488,676.80 and 8,101,674.60 is: 12,140,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002,948.80 : 16,488,676.80 = 8,101,674.60 : x
  2. Step 2: Convert to fraction form
    11,002,948.80/16,488,676.80 = 8,101,674.60/x
  3. Step 3: Cross multiply
    11,002,948.80x = 16,488,676.80 × 8,101,674.60
  4. Step 4: Simplify right side
    11,002,948.80x = 133,585,894,018,169.28
  5. Step 5: Solve for x
    x = 133,585,894,018,169.28/11,002,948.80
  6. Step 6: Final answer
    x = 12,140,917.53

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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.