Home / 13,752,203.97-18,970,138.77-8,586,597.45

Finding the Fourth Proportional to 13,752,203.97, 18,970,138.77 and 8,586,597.45

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Solution

The fourth proportional to 13,752,203.97, 18,970,138.77 and 8,586,597.45 is: 11,844,570.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752,203.97 : 18,970,138.77 = 8,586,597.45 : x
  2. Step 2: Convert to fraction form
    13,752,203.97/18,970,138.77 = 8,586,597.45/x
  3. Step 3: Cross multiply
    13,752,203.97x = 18,970,138.77 × 8,586,597.45
  4. Step 4: Simplify right side
    13,752,203.97x = 162,888,945,188,628.12
  5. Step 5: Solve for x
    x = 162,888,945,188,628.12/13,752,203.97
  6. Step 6: Final answer
    x = 11,844,570.19

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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.