Home / 23,672,469.80-35,518,934.25-12,729,869.66

Finding the Fourth Proportional to 23,672,469.80, 35,518,934.25 and 12,729,869.66

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Solution

The fourth proportional to 23,672,469.80, 35,518,934.25 and 12,729,869.66 is: 19,100,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672,469.80 : 35,518,934.25 = 12,729,869.66 : x
  2. Step 2: Convert to fraction form
    23,672,469.80/35,518,934.25 = 12,729,869.66/x
  3. Step 3: Cross multiply
    23,672,469.80x = 35,518,934.25 × 12,729,869.66
  4. Step 4: Simplify right side
    23,672,469.80x = 452,151,403,287,015.19
  5. Step 5: Solve for x
    x = 452,151,403,287,015.19/23,672,469.80
  6. Step 6: Final answer
    x = 19,100,305.43

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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.