Home / 10,920,769.20-16,381,407.33-2,834,063.73

Finding the Fourth Proportional to 10,920,769.20, 16,381,407.33 and 2,834,063.73

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Solution

The fourth proportional to 10,920,769.20, 16,381,407.33 and 2,834,063.73 is: 4,251,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,920,769.20 : 16,381,407.33 = 2,834,063.73 : x
  2. Step 2: Convert to fraction form
    10,920,769.20/16,381,407.33 = 2,834,063.73/x
  3. Step 3: Cross multiply
    10,920,769.20x = 16,381,407.33 × 2,834,063.73
  4. Step 4: Simplify right side
    10,920,769.20x = 46,425,952,360,309.14
  5. Step 5: Solve for x
    x = 46,425,952,360,309.14/10,920,769.20
  6. Step 6: Final answer
    x = 4,251,161.39

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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.