Home / 17,972,805.20-26,959,207.80-9,994,629.20

Finding the Fourth Proportional to 17,972,805.20, 26,959,207.80 and 9,994,629.20

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Solution

The fourth proportional to 17,972,805.20, 26,959,207.80 and 9,994,629.20 is: 14,991,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972,805.20 : 26,959,207.80 = 9,994,629.20 : x
  2. Step 2: Convert to fraction form
    17,972,805.20/26,959,207.80 = 9,994,629.20/x
  3. Step 3: Cross multiply
    17,972,805.20x = 26,959,207.80 × 9,994,629.20
  4. Step 4: Simplify right side
    17,972,805.20x = 269,447,285,486,747.75
  5. Step 5: Solve for x
    x = 269,447,285,486,747.75/17,972,805.20
  6. Step 6: Final answer
    x = 14,991,943.80

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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.