Home / 18,336,223.11-25,298,469.71-10,991,376.35

Finding the Fourth Proportional to 18,336,223.11, 25,298,469.71 and 10,991,376.35

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Solution

The fourth proportional to 18,336,223.11, 25,298,469.71 and 10,991,376.35 is: 15,164,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336,223.11 : 25,298,469.71 = 10,991,376.35 : x
  2. Step 2: Convert to fraction form
    18,336,223.11/25,298,469.71 = 10,991,376.35/x
  3. Step 3: Cross multiply
    18,336,223.11x = 25,298,469.71 × 10,991,376.35
  4. Step 4: Simplify right side
    18,336,223.11x = 278,065,001,480,236.12
  5. Step 5: Solve for x
    x = 278,065,001,480,236.12/18,336,223.11
  6. Step 6: Final answer
    x = 15,164,791.56

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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.