Home / 11,581,205.80-17,382,867.90-9,900,207.40

Finding the Fourth Proportional to 11,581,205.80, 17,382,867.90 and 9,900,207.40

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Solution

The fourth proportional to 11,581,205.80, 17,382,867.90 and 9,900,207.40 is: 14,859,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581,205.80 : 17,382,867.90 = 9,900,207.40 : x
  2. Step 2: Convert to fraction form
    11,581,205.80/17,382,867.90 = 9,900,207.40/x
  3. Step 3: Cross multiply
    11,581,205.80x = 17,382,867.90 × 9,900,207.40
  4. Step 4: Simplify right side
    11,581,205.80x = 172,093,997,416,802.44
  5. Step 5: Solve for x
    x = 172,093,997,416,802.44/11,581,205.80
  6. Step 6: Final answer
    x = 14,859,765.07

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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.