Home / 32,711,717.28-45,142,478.28-18,027,912.72

Finding the Fourth Proportional to 32,711,717.28, 45,142,478.28 and 18,027,912.72

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Solution

The fourth proportional to 32,711,717.28, 45,142,478.28 and 18,027,912.72 is: 24,878,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,711,717.28 : 45,142,478.28 = 18,027,912.72 : x
  2. Step 2: Convert to fraction form
    32,711,717.28/45,142,478.28 = 18,027,912.72/x
  3. Step 3: Cross multiply
    32,711,717.28x = 45,142,478.28 × 18,027,912.72
  4. Step 4: Simplify right side
    32,711,717.28x = 813,824,658,396,335.75
  5. Step 5: Solve for x
    x = 813,824,658,396,335.75/32,711,717.28
  6. Step 6: Final answer
    x = 24,878,689.54

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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.