Home / 20,049,750.81-27,668,709.27-10,882,393.56

Finding the Fourth Proportional to 20,049,750.81, 27,668,709.27 and 10,882,393.56

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Solution

The fourth proportional to 20,049,750.81, 27,668,709.27 and 10,882,393.56 is: 15,017,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,750.81 : 27,668,709.27 = 10,882,393.56 : x
  2. Step 2: Convert to fraction form
    20,049,750.81/27,668,709.27 = 10,882,393.56/x
  3. Step 3: Cross multiply
    20,049,750.81x = 27,668,709.27 × 10,882,393.56
  4. Step 4: Simplify right side
    20,049,750.81x = 301,101,783,573,360.31
  5. Step 5: Solve for x
    x = 301,101,783,573,360.31/20,049,750.81
  6. Step 6: Final answer
    x = 15,017,731.96

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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.