Home / 18,738,258.15-25,801,310.94-16,402,076.73

Finding the Fourth Proportional to 18,738,258.15, 25,801,310.94 and 16,402,076.73

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Solution

The fourth proportional to 18,738,258.15, 25,801,310.94 and 16,402,076.73 is: 22,584,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738,258.15 : 25,801,310.94 = 16,402,076.73 : x
  2. Step 2: Convert to fraction form
    18,738,258.15/25,801,310.94 = 16,402,076.73/x
  3. Step 3: Cross multiply
    18,738,258.15x = 25,801,310.94 × 16,402,076.73
  4. Step 4: Simplify right side
    18,738,258.15x = 423,195,081,772,468.44
  5. Step 5: Solve for x
    x = 423,195,081,772,468.44/18,738,258.15
  6. Step 6: Final answer
    x = 22,584,547.53

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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.