Home / 10,921,222.70-16,381,834.05-2,943,046.70

Finding the Fourth Proportional to 10,921,222.70, 16,381,834.05 and 2,943,046.70

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Solution

The fourth proportional to 10,921,222.70, 16,381,834.05 and 2,943,046.70 is: 4,414,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,222.70 : 16,381,834.05 = 2,943,046.70 : x
  2. Step 2: Convert to fraction form
    10,921,222.70/16,381,834.05 = 2,943,046.70/x
  3. Step 3: Cross multiply
    10,921,222.70x = 16,381,834.05 × 2,943,046.70
  4. Step 4: Simplify right side
    10,921,222.70x = 48,212,502,640,800.14
  5. Step 5: Solve for x
    x = 48,212,502,640,800.14/10,921,222.70
  6. Step 6: Final answer
    x = 4,414,570.05

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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.