Home / 11,581,217.80-17,382,885.90-9,900,219.40

Finding the Fourth Proportional to 11,581,217.80, 17,382,885.90 and 9,900,219.40

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Solution

The fourth proportional to 11,581,217.80, 17,382,885.90 and 9,900,219.40 is: 14,859,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581,217.80 : 17,382,885.90 = 9,900,219.40 : x
  2. Step 2: Convert to fraction form
    11,581,217.80/17,382,885.90 = 9,900,219.40/x
  3. Step 3: Cross multiply
    11,581,217.80x = 17,382,885.90 × 9,900,219.40
  4. Step 4: Simplify right side
    11,581,217.80x = 172,094,384,215,166.44
  5. Step 5: Solve for x
    x = 172,094,384,215,166.44/11,581,217.80
  6. Step 6: Final answer
    x = 14,859,783.07

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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.