Home / 27,921,905.28-41,882,870.07-8,754,156.81

Finding the Fourth Proportional to 27,921,905.28, 41,882,870.07 and 8,754,156.81

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Solution

The fourth proportional to 27,921,905.28, 41,882,870.07 and 8,754,156.81 is: 13,131,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921,905.28 : 41,882,870.07 = 8,754,156.81 : x
  2. Step 2: Convert to fraction form
    27,921,905.28/41,882,870.07 = 8,754,156.81/x
  3. Step 3: Cross multiply
    27,921,905.28x = 41,882,870.07 × 8,754,156.81
  4. Step 4: Simplify right side
    27,921,905.28x = 366,649,212,245,635.69
  5. Step 5: Solve for x
    x = 366,649,212,245,635.69/27,921,905.28
  6. Step 6: Final answer
    x = 13,131,239.02

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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.