Home / 18,801,768.32-25,940,238.06-11,356,648.46

Finding the Fourth Proportional to 18,801,768.32, 25,940,238.06 and 11,356,648.46

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Solution

The fourth proportional to 18,801,768.32, 25,940,238.06 and 11,356,648.46 is: 15,668,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801,768.32 : 25,940,238.06 = 11,356,648.46 : x
  2. Step 2: Convert to fraction form
    18,801,768.32/25,940,238.06 = 11,356,648.46/x
  3. Step 3: Cross multiply
    18,801,768.32x = 25,940,238.06 × 11,356,648.46
  4. Step 4: Simplify right side
    18,801,768.32x = 294,594,164,486,431.19
  5. Step 5: Solve for x
    x = 294,594,164,486,431.19/18,801,768.32
  6. Step 6: Final answer
    x = 15,668,428.60

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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.