Home / 13,043,887.20-19,542,211.20-11,154,319.20

Finding the Fourth Proportional to 13,043,887.20, 19,542,211.20 and 11,154,319.20

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Solution

The fourth proportional to 13,043,887.20, 19,542,211.20 and 11,154,319.20 is: 16,711,280.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043,887.20 : 19,542,211.20 = 11,154,319.20 : x
  2. Step 2: Convert to fraction form
    13,043,887.20/19,542,211.20 = 11,154,319.20/x
  3. Step 3: Cross multiply
    13,043,887.20x = 19,542,211.20 × 11,154,319.20
  4. Step 4: Simplify right side
    13,043,887.20x = 217,980,061,598,615.03
  5. Step 5: Solve for x
    x = 217,980,061,598,615.03/13,043,887.20
  6. Step 6: Final answer
    x = 16,711,280.79

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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.