Home / 13,760,694.90-20,635,793.55-4,172,886.90

Finding the Fourth Proportional to 13,760,694.90, 20,635,793.55 and 4,172,886.90

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Solution

The fourth proportional to 13,760,694.90, 20,635,793.55 and 4,172,886.90 is: 6,257,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,760,694.90 : 20,635,793.55 = 4,172,886.90 : x
  2. Step 2: Convert to fraction form
    13,760,694.90/20,635,793.55 = 4,172,886.90/x
  3. Step 3: Cross multiply
    13,760,694.90x = 20,635,793.55 × 4,172,886.90
  4. Step 4: Simplify right side
    13,760,694.90x = 86,110,832,575,899.50
  5. Step 5: Solve for x
    x = 86,110,832,575,899.50/13,760,694.90
  6. Step 6: Final answer
    x = 6,257,738.67

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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.