Home / 11,002,946.30-16,488,673.05-8,101,672.10

Finding the Fourth Proportional to 11,002,946.30, 16,488,673.05 and 8,101,672.10

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Solution

The fourth proportional to 11,002,946.30, 16,488,673.05 and 8,101,672.10 is: 12,140,913.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002,946.30 : 16,488,673.05 = 8,101,672.10 : x
  2. Step 2: Convert to fraction form
    11,002,946.30/16,488,673.05 = 8,101,672.10/x
  3. Step 3: Cross multiply
    11,002,946.30x = 16,488,673.05 × 8,101,672.10
  4. Step 4: Simplify right side
    11,002,946.30x = 133,585,822,415,206.91
  5. Step 5: Solve for x
    x = 133,585,822,415,206.91/11,002,946.30
  6. Step 6: Final answer
    x = 12,140,913.79

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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.