Home / 38,846,540.40-58,269,810.60-13,288,383.60

Finding the Fourth Proportional to 38,846,540.40, 58,269,810.60 and 13,288,383.60

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Solution

The fourth proportional to 38,846,540.40, 58,269,810.60 and 13,288,383.60 is: 19,932,575.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,846,540.40 : 58,269,810.60 = 13,288,383.60 : x
  2. Step 2: Convert to fraction form
    38,846,540.40/58,269,810.60 = 13,288,383.60/x
  3. Step 3: Cross multiply
    38,846,540.40x = 58,269,810.60 × 13,288,383.60
  4. Step 4: Simplify right side
    38,846,540.40x = 774,311,595,552,146.12
  5. Step 5: Solve for x
    x = 774,311,595,552,146.12/38,846,540.40
  6. Step 6: Final answer
    x = 19,932,575.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.