Home / 13,734,338.28-18,952,679.74-8,152,819.04

Finding the Fourth Proportional to 13,734,338.28, 18,952,679.74 and 8,152,819.04

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Solution

The fourth proportional to 13,734,338.28, 18,952,679.74 and 8,152,819.04 is: 11,250,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734,338.28 : 18,952,679.74 = 8,152,819.04 : x
  2. Step 2: Convert to fraction form
    13,734,338.28/18,952,679.74 = 8,152,819.04/x
  3. Step 3: Cross multiply
    13,734,338.28x = 18,952,679.74 × 8,152,819.04
  4. Step 4: Simplify right side
    13,734,338.28x = 154,517,768,128,148.81
  5. Step 5: Solve for x
    x = 154,517,768,128,148.81/13,734,338.28
  6. Step 6: Final answer
    x = 11,250,470.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.