Home / 20,049,919.85-27,668,148.50-10,882,365.77

Finding the Fourth Proportional to 20,049,919.85, 27,668,148.50 and 10,882,365.77

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Solution

The fourth proportional to 20,049,919.85, 27,668,148.50 and 10,882,365.77 is: 15,017,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,919.85 : 27,668,148.50 = 10,882,365.77 : x
  2. Step 2: Convert to fraction form
    20,049,919.85/27,668,148.50 = 10,882,365.77/x
  3. Step 3: Cross multiply
    20,049,919.85x = 27,668,148.50 × 10,882,365.77
  4. Step 4: Simplify right side
    20,049,919.85x = 301,094,912,059,300.56
  5. Step 5: Solve for x
    x = 301,094,912,059,300.56/20,049,919.85
  6. Step 6: Final answer
    x = 15,017,262.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.