Home / 20,564,910.24-30,855,042-10,974,958.98

Finding the Fourth Proportional to 20,564,910.24, 30,855,042 and 10,974,958.98

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Solution

The fourth proportional to 20,564,910.24, 30,855,042 and 10,974,958.98 is: 16,466,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564,910.24 : 30,855,042 = 10,974,958.98 : x
  2. Step 2: Convert to fraction form
    20,564,910.24/30,855,042 = 10,974,958.98/x
  3. Step 3: Cross multiply
    20,564,910.24x = 30,855,042 × 10,974,958.98
  4. Step 4: Simplify right side
    20,564,910.24x = 338,632,820,276,177.19
  5. Step 5: Solve for x
    x = 338,632,820,276,177.19/20,564,910.24
  6. Step 6: Final answer
    x = 16,466,535.29

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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.