Home / 38,449,397.40-57,604,112.10-30,415,234.20

Finding the Fourth Proportional to 38,449,397.40, 57,604,112.10 and 30,415,234.20

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Solution

The fourth proportional to 38,449,397.40, 57,604,112.10 and 30,415,234.20 is: 45,567,490.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,449,397.40 : 57,604,112.10 = 30,415,234.20 : x
  2. Step 2: Convert to fraction form
    38,449,397.40/57,604,112.10 = 30,415,234.20/x
  3. Step 3: Cross multiply
    38,449,397.40x = 57,604,112.10 × 30,415,234.20
  4. Step 4: Simplify right side
    38,449,397.40x = 1,752,042,560,404,553.75
  5. Step 5: Solve for x
    x = 1,752,042,560,404,553.75/38,449,397.40
  6. Step 6: Final answer
    x = 45,567,490.75

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1.5x scale

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.