Home / 38,448,018.40-57,672,027.60-36,747,407.20

Finding the Fourth Proportional to 38,448,018.40, 57,672,027.60 and 36,747,407.20

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Solution

The fourth proportional to 38,448,018.40, 57,672,027.60 and 36,747,407.20 is: 55,121,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,018.40 : 57,672,027.60 = 36,747,407.20 : x
  2. Step 2: Convert to fraction form
    38,448,018.40/57,672,027.60 = 36,747,407.20/x
  3. Step 3: Cross multiply
    38,448,018.40x = 57,672,027.60 × 36,747,407.20
  4. Step 4: Simplify right side
    38,448,018.40x = 2,119,297,482,266,839
  5. Step 5: Solve for x
    x = 2,119,297,482,266,839/38,448,018.40
  6. Step 6: Final answer
    x = 55,121,110.80

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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.