Home / 19,668,527.20-29,502,790.80-18,156,872.80

Finding the Fourth Proportional to 19,668,527.20, 29,502,790.80 and 18,156,872.80

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Solution

The fourth proportional to 19,668,527.20, 29,502,790.80 and 18,156,872.80 is: 27,235,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,668,527.20 : 29,502,790.80 = 18,156,872.80 : x
  2. Step 2: Convert to fraction form
    19,668,527.20/29,502,790.80 = 18,156,872.80/x
  3. Step 3: Cross multiply
    19,668,527.20x = 29,502,790.80 × 18,156,872.80
  4. Step 4: Simplify right side
    19,668,527.20x = 535,678,419,800,610.25
  5. Step 5: Solve for x
    x = 535,678,419,800,610.25/19,668,527.20
  6. Step 6: Final answer
    x = 27,235,309.20

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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.