Home / 9,113,949.20-13,676,172.60-3,438,246.80

Finding the Fourth Proportional to 9,113,949.20, 13,676,172.60 and 3,438,246.80

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Solution

The fourth proportional to 9,113,949.20, 13,676,172.60 and 3,438,246.80 is: 5,159,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,949.20 : 13,676,172.60 = 3,438,246.80 : x
  2. Step 2: Convert to fraction form
    9,113,949.20/13,676,172.60 = 3,438,246.80/x
  3. Step 3: Cross multiply
    9,113,949.20x = 13,676,172.60 × 3,438,246.80
  4. Step 4: Simplify right side
    9,113,949.20x = 47,022,056,678,197.68
  5. Step 5: Solve for x
    x = 47,022,056,678,197.68/9,113,949.20
  6. Step 6: Final answer
    x = 5,159,350.32

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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.