Home / 18,739,589.44-25,859,560.08-10,366,459.60

Finding the Fourth Proportional to 18,739,589.44, 25,859,560.08 and 10,366,459.60

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Solution

The fourth proportional to 18,739,589.44, 25,859,560.08 and 10,366,459.60 is: 14,305,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739,589.44 : 25,859,560.08 = 10,366,459.60 : x
  2. Step 2: Convert to fraction form
    18,739,589.44/25,859,560.08 = 10,366,459.60/x
  3. Step 3: Cross multiply
    18,739,589.44x = 25,859,560.08 × 10,366,459.60
  4. Step 4: Simplify right side
    18,739,589.44x = 268,072,084,843,092.75
  5. Step 5: Solve for x
    x = 268,072,084,843,092.75/18,739,589.44
  6. Step 6: Final answer
    x = 14,305,120.49

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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.