Home / 28,781,862.66-43,160,504.46-16,659,693.42

Finding the Fourth Proportional to 28,781,862.66, 43,160,504.46 and 16,659,693.42

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Solution

The fourth proportional to 28,781,862.66, 43,160,504.46 and 16,659,693.42 is: 24,982,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,781,862.66 : 43,160,504.46 = 16,659,693.42 : x
  2. Step 2: Convert to fraction form
    28,781,862.66/43,160,504.46 = 16,659,693.42/x
  3. Step 3: Cross multiply
    28,781,862.66x = 43,160,504.46 × 16,659,693.42
  4. Step 4: Simplify right side
    28,781,862.66x = 719,040,772,156,142.62
  5. Step 5: Solve for x
    x = 719,040,772,156,142.62/28,781,862.66
  6. Step 6: Final answer
    x = 24,982,426.63

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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.