Home / 13,180,382.55-19,766,756.39-3,957,982.83

Finding the Fourth Proportional to 13,180,382.55, 19,766,756.39 and 3,957,982.83

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Solution

The fourth proportional to 13,180,382.55, 19,766,756.39 and 3,957,982.83 is: 5,935,827.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,382.55 : 19,766,756.39 = 3,957,982.83 : x
  2. Step 2: Convert to fraction form
    13,180,382.55/19,766,756.39 = 3,957,982.83/x
  3. Step 3: Cross multiply
    13,180,382.55x = 19,766,756.39 × 3,957,982.83
  4. Step 4: Simplify right side
    13,180,382.55x = 78,236,482,376,622.88
  5. Step 5: Solve for x
    x = 78,236,482,376,622.88/13,180,382.55
  6. Step 6: Final answer
    x = 5,935,827.89

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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.