Home / 18,332,732.64-25,288,644.48-11,445,257.28

Finding the Fourth Proportional to 18,332,732.64, 25,288,644.48 and 11,445,257.28

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Solution

The fourth proportional to 18,332,732.64, 25,288,644.48 and 11,445,257.28 is: 15,787,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332,732.64 : 25,288,644.48 = 11,445,257.28 : x
  2. Step 2: Convert to fraction form
    18,332,732.64/25,288,644.48 = 11,445,257.28/x
  3. Step 3: Cross multiply
    18,332,732.64x = 25,288,644.48 × 11,445,257.28
  4. Step 4: Simplify right side
    18,332,732.64x = 289,435,042,336,051.81
  5. Step 5: Solve for x
    x = 289,435,042,336,051.81/18,332,732.64
  6. Step 6: Final answer
    x = 15,787,883.24

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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.