Home / 12,339,521.68-17,027,351.44-7,376,982.36

Finding the Fourth Proportional to 12,339,521.68, 17,027,351.44 and 7,376,982.36

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Solution

The fourth proportional to 12,339,521.68, 17,027,351.44 and 7,376,982.36 is: 10,179,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,339,521.68 : 17,027,351.44 = 7,376,982.36 : x
  2. Step 2: Convert to fraction form
    12,339,521.68/17,027,351.44 = 7,376,982.36/x
  3. Step 3: Cross multiply
    12,339,521.68x = 17,027,351.44 × 7,376,982.36
  4. Step 4: Simplify right side
    12,339,521.68x = 125,610,471,210,400.61
  5. Step 5: Solve for x
    x = 125,610,471,210,400.61/12,339,521.68
  6. Step 6: Final answer
    x = 10,179,525.14

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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.