Home / 13,503,952.26-18,635,452.68-7,308,997.88

Finding the Fourth Proportional to 13,503,952.26, 18,635,452.68 and 7,308,997.88

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Solution

The fourth proportional to 13,503,952.26, 18,635,452.68 and 7,308,997.88 is: 10,086,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503,952.26 : 18,635,452.68 = 7,308,997.88 : x
  2. Step 2: Convert to fraction form
    13,503,952.26/18,635,452.68 = 7,308,997.88/x
  3. Step 3: Cross multiply
    13,503,952.26x = 18,635,452.68 × 7,308,997.88
  4. Step 4: Simplify right side
    13,503,952.26x = 136,206,484,065,191.80
  5. Step 5: Solve for x
    x = 136,206,484,065,191.80/13,503,952.26
  6. Step 6: Final answer
    x = 10,086,416.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.