Home / 10,240,392.87-15,355,446.48-3,414,549.60

Finding the Fourth Proportional to 10,240,392.87, 15,355,446.48 and 3,414,549.60

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Solution

The fourth proportional to 10,240,392.87, 15,355,446.48 and 3,414,549.60 is: 5,120,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240,392.87 : 15,355,446.48 = 3,414,549.60 : x
  2. Step 2: Convert to fraction form
    10,240,392.87/15,355,446.48 = 3,414,549.60/x
  3. Step 3: Cross multiply
    10,240,392.87x = 15,355,446.48 × 3,414,549.60
  4. Step 4: Simplify right side
    10,240,392.87x = 52,431,933,636,105.41
  5. Step 5: Solve for x
    x = 52,431,933,636,105.41/10,240,392.87
  6. Step 6: Final answer
    x = 5,120,109.58

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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.