Home / 29,320,931.20-43,981,396.80-15,884,003.20

Finding the Fourth Proportional to 29,320,931.20, 43,981,396.80 and 15,884,003.20

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Solution

The fourth proportional to 29,320,931.20, 43,981,396.80 and 15,884,003.20 is: 23,826,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320,931.20 : 43,981,396.80 = 15,884,003.20 : x
  2. Step 2: Convert to fraction form
    29,320,931.20/43,981,396.80 = 15,884,003.20/x
  3. Step 3: Cross multiply
    29,320,931.20x = 43,981,396.80 × 15,884,003.20
  4. Step 4: Simplify right side
    29,320,931.20x = 698,600,647,511,669.62
  5. Step 5: Solve for x
    x = 698,600,647,511,669.62/29,320,931.20
  6. Step 6: Final answer
    x = 23,826,004.80

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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.