Home / 13,614,331.04-18,788,170.56-7,503,153.20

Finding the Fourth Proportional to 13,614,331.04, 18,788,170.56 and 7,503,153.20

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Solution

The fourth proportional to 13,614,331.04, 18,788,170.56 and 7,503,153.20 is: 10,354,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,331.04 : 18,788,170.56 = 7,503,153.20 : x
  2. Step 2: Convert to fraction form
    13,614,331.04/18,788,170.56 = 7,503,153.20/x
  3. Step 3: Cross multiply
    13,614,331.04x = 18,788,170.56 × 7,503,153.20
  4. Step 4: Simplify right side
    13,614,331.04x = 140,970,522,059,409.78
  5. Step 5: Solve for x
    x = 140,970,522,059,409.78/13,614,331.04
  6. Step 6: Final answer
    x = 10,354,568.41

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1.5x scale

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.