Home / 13,438,591.20-20,157,959.70-3,341,212.20

Finding the Fourth Proportional to 13,438,591.20, 20,157,959.70 and 3,341,212.20

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Solution

The fourth proportional to 13,438,591.20, 20,157,959.70 and 3,341,212.20 is: 5,011,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,438,591.20 : 20,157,959.70 = 3,341,212.20 : x
  2. Step 2: Convert to fraction form
    13,438,591.20/20,157,959.70 = 3,341,212.20/x
  3. Step 3: Cross multiply
    13,438,591.20x = 20,157,959.70 × 3,341,212.20
  4. Step 4: Simplify right side
    13,438,591.20x = 67,352,020,876,748.34
  5. Step 5: Solve for x
    x = 67,352,020,876,748.34/13,438,591.20
  6. Step 6: Final answer
    x = 5,011,836.42

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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.