Home / 25,395,615.46-38,103,517.25-8,126,477.11

Finding the Fourth Proportional to 25,395,615.46, 38,103,517.25 and 8,126,477.11

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Solution

The fourth proportional to 25,395,615.46, 38,103,517.25 and 8,126,477.11 is: 12,192,945.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395,615.46 : 38,103,517.25 = 8,126,477.11 : x
  2. Step 2: Convert to fraction form
    25,395,615.46/38,103,517.25 = 8,126,477.11/x
  3. Step 3: Cross multiply
    25,395,615.46x = 38,103,517.25 × 8,126,477.11
  4. Step 4: Simplify right side
    25,395,615.46x = 309,647,360,742,615.19
  5. Step 5: Solve for x
    x = 309,647,360,742,615.19/25,395,615.46
  6. Step 6: Final answer
    x = 12,192,945.72

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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.