Home / 13,451,728.54-20,173,856.71-3,734,107.42

Finding the Fourth Proportional to 13,451,728.54, 20,173,856.71 and 3,734,107.42

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Solution

The fourth proportional to 13,451,728.54, 20,173,856.71 and 3,734,107.42 is: 5,600,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,728.54 : 20,173,856.71 = 3,734,107.42 : x
  2. Step 2: Convert to fraction form
    13,451,728.54/20,173,856.71 = 3,734,107.42/x
  3. Step 3: Cross multiply
    13,451,728.54x = 20,173,856.71 × 3,734,107.42
  4. Step 4: Simplify right side
    13,451,728.54x = 75,331,348,030,827.80
  5. Step 5: Solve for x
    x = 75,331,348,030,827.80/13,451,728.54
  6. Step 6: Final answer
    x = 5,600,124.01

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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.