Home / 13,438,481.63-20,157,799.01-3,341,102.63

Finding the Fourth Proportional to 13,438,481.63, 20,157,799.01 and 3,341,102.63

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Solution

The fourth proportional to 13,438,481.63, 20,157,799.01 and 3,341,102.63 is: 5,011,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,438,481.63 : 20,157,799.01 = 3,341,102.63 : x
  2. Step 2: Convert to fraction form
    13,438,481.63/20,157,799.01 = 3,341,102.63/x
  3. Step 3: Cross multiply
    13,438,481.63x = 20,157,799.01 × 3,341,102.63
  4. Step 4: Simplify right side
    13,438,481.63x = 67,349,275,169,827.88
  5. Step 5: Solve for x
    x = 67,349,275,169,827.88/13,438,481.63
  6. Step 6: Final answer
    x = 5,011,672.97

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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.