Home / 13,251,180.55-19,877,213.70-3,665,756.38

Finding the Fourth Proportional to 13,251,180.55, 19,877,213.70 and 3,665,756.38

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Solution

The fourth proportional to 13,251,180.55, 19,877,213.70 and 3,665,756.38 is: 5,498,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251,180.55 : 19,877,213.70 = 3,665,756.38 : x
  2. Step 2: Convert to fraction form
    13,251,180.55/19,877,213.70 = 3,665,756.38/x
  3. Step 3: Cross multiply
    13,251,180.55x = 19,877,213.70 × 3,665,756.38
  4. Step 4: Simplify right side
    13,251,180.55x = 72,865,022,919,069.62
  5. Step 5: Solve for x
    x = 72,865,022,919,069.62/13,251,180.55
  6. Step 6: Final answer
    x = 5,498,757.08

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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.