Home / 18,246,016.95-25,179,569.88-9,873,386.73

Finding the Fourth Proportional to 18,246,016.95, 25,179,569.88 and 9,873,386.73

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Solution

The fourth proportional to 18,246,016.95, 25,179,569.88 and 9,873,386.73 is: 13,625,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246,016.95 : 25,179,569.88 = 9,873,386.73 : x
  2. Step 2: Convert to fraction form
    18,246,016.95/25,179,569.88 = 9,873,386.73/x
  3. Step 3: Cross multiply
    18,246,016.95x = 25,179,569.88 × 9,873,386.73
  4. Step 4: Simplify right side
    18,246,016.95x = 248,607,631,120,299.69
  5. Step 5: Solve for x
    x = 248,607,631,120,299.69/18,246,016.95
  6. Step 6: Final answer
    x = 13,625,309.67

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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.