Home / 13,492,728.48-20,234,563.54-4,392,687.09

Finding the Fourth Proportional to 13,492,728.48, 20,234,563.54 and 4,392,687.09

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Solution

The fourth proportional to 13,492,728.48, 20,234,563.54 and 4,392,687.09 is: 6,587,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492,728.48 : 20,234,563.54 = 4,392,687.09 : x
  2. Step 2: Convert to fraction form
    13,492,728.48/20,234,563.54 = 4,392,687.09/x
  3. Step 3: Cross multiply
    13,492,728.48x = 20,234,563.54 × 4,392,687.09
  4. Step 4: Simplify right side
    13,492,728.48x = 88,884,106,033,942.69
  5. Step 5: Solve for x
    x = 88,884,106,033,942.69/13,492,728.48
  6. Step 6: Final answer
    x = 6,587,556.12

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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.