Home / 11,335,235.20-16,991,793.60-10,140,841.60

Finding the Fourth Proportional to 11,335,235.20, 16,991,793.60 and 10,140,841.60

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Solution

The fourth proportional to 11,335,235.20, 16,991,793.60 and 10,140,841.60 is: 15,201,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335,235.20 : 16,991,793.60 = 10,140,841.60 : x
  2. Step 2: Convert to fraction form
    11,335,235.20/16,991,793.60 = 10,140,841.60/x
  3. Step 3: Cross multiply
    11,335,235.20x = 16,991,793.60 × 10,140,841.60
  4. Step 4: Simplify right side
    11,335,235.20x = 172,311,087,397,493.78
  5. Step 5: Solve for x
    x = 172,311,087,397,493.78/11,335,235.20
  6. Step 6: Final answer
    x = 15,201,368.51

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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.