Home / 8,691,625.20-13,028,106.60-3,298,191.60

Finding the Fourth Proportional to 8,691,625.20, 13,028,106.60 and 3,298,191.60

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Solution

The fourth proportional to 8,691,625.20, 13,028,106.60 and 3,298,191.60 is: 4,943,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,625.20 : 13,028,106.60 = 3,298,191.60 : x
  2. Step 2: Convert to fraction form
    8,691,625.20/13,028,106.60 = 3,298,191.60/x
  3. Step 3: Cross multiply
    8,691,625.20x = 13,028,106.60 × 3,298,191.60
  4. Step 4: Simplify right side
    8,691,625.20x = 42,969,191,752,024.56
  5. Step 5: Solve for x
    x = 42,969,191,752,024.56/8,691,625.20
  6. Step 6: Final answer
    x = 4,943,746.51

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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.