Home / 66,449,780.20-99,693,332.70-32,372,237.80

Finding the Fourth Proportional to 66,449,780.20, 99,693,332.70 and 32,372,237.80

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Solution

The fourth proportional to 66,449,780.20, 99,693,332.70 and 32,372,237.80 is: 48,567,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,449,780.20 : 99,693,332.70 = 32,372,237.80 : x
  2. Step 2: Convert to fraction form
    66,449,780.20/99,693,332.70 = 32,372,237.80/x
  3. Step 3: Cross multiply
    66,449,780.20x = 99,693,332.70 × 32,372,237.80
  4. Step 4: Simplify right side
    66,449,780.20x = 3,227,296,273,238,916
  5. Step 5: Solve for x
    x = 3,227,296,273,238,916/66,449,780.20
  6. Step 6: Final answer
    x = 48,567,448.43

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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.