Home / 11,189,872.17-16,784,752.50-9,668,926.80

Finding the Fourth Proportional to 11,189,872.17, 16,784,752.50 and 9,668,926.80

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Solution

The fourth proportional to 11,189,872.17, 16,784,752.50 and 9,668,926.80 is: 14,503,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189,872.17 : 16,784,752.50 = 9,668,926.80 : x
  2. Step 2: Convert to fraction form
    11,189,872.17/16,784,752.50 = 9,668,926.80/x
  3. Step 3: Cross multiply
    11,189,872.17x = 16,784,752.50 × 9,668,926.80
  4. Step 4: Simplify right side
    11,189,872.17x = 162,290,543,278,617
  5. Step 5: Solve for x
    x = 162,290,543,278,617/11,189,872.17
  6. Step 6: Final answer
    x = 14,503,342.02

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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.