Home / 26,925,173.28-40,365,277.56-12,540,836.88

Finding the Fourth Proportional to 26,925,173.28, 40,365,277.56 and 12,540,836.88

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Solution

The fourth proportional to 26,925,173.28, 40,365,277.56 and 12,540,836.88 is: 18,800,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925,173.28 : 40,365,277.56 = 12,540,836.88 : x
  2. Step 2: Convert to fraction form
    26,925,173.28/40,365,277.56 = 12,540,836.88/x
  3. Step 3: Cross multiply
    26,925,173.28x = 40,365,277.56 × 12,540,836.88
  4. Step 4: Simplify right side
    26,925,173.28x = 506,214,361,495,884.50
  5. Step 5: Solve for x
    x = 506,214,361,495,884.50/26,925,173.28
  6. Step 6: Final answer
    x = 18,800,783.80

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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.