Home / 19,691,350.40-29,523,028.80-7,556,124.80

Finding the Fourth Proportional to 19,691,350.40, 29,523,028.80 and 7,556,124.80

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Solution

The fourth proportional to 19,691,350.40, 29,523,028.80 and 7,556,124.80 is: 11,328,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691,350.40 : 29,523,028.80 = 7,556,124.80 : x
  2. Step 2: Convert to fraction form
    19,691,350.40/29,523,028.80 = 7,556,124.80/x
  3. Step 3: Cross multiply
    19,691,350.40x = 29,523,028.80 × 7,556,124.80
  4. Step 4: Simplify right side
    19,691,350.40x = 223,079,690,086,794.25
  5. Step 5: Solve for x
    x = 223,079,690,086,794.25/19,691,350.40
  6. Step 6: Final answer
    x = 11,328,816.23

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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.