Home / 18,132,750.36-25,023,809.64-9,873,132.98

Finding the Fourth Proportional to 18,132,750.36, 25,023,809.64 and 9,873,132.98

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Solution

The fourth proportional to 18,132,750.36, 25,023,809.64 and 9,873,132.98 is: 13,625,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132,750.36 : 25,023,809.64 = 9,873,132.98 : x
  2. Step 2: Convert to fraction form
    18,132,750.36/25,023,809.64 = 9,873,132.98/x
  3. Step 3: Cross multiply
    18,132,750.36x = 25,023,809.64 × 9,873,132.98
  4. Step 4: Simplify right side
    18,132,750.36x = 247,063,400,116,806.88
  5. Step 5: Solve for x
    x = 247,063,400,116,806.88/18,132,750.36
  6. Step 6: Final answer
    x = 13,625,257.90

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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.