Home / 33,272,655.80-49,908,983.70-20,339,612.60

Finding the Fourth Proportional to 33,272,655.80, 49,908,983.70 and 20,339,612.60

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Solution

The fourth proportional to 33,272,655.80, 49,908,983.70 and 20,339,612.60 is: 30,509,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272,655.80 : 49,908,983.70 = 20,339,612.60 : x
  2. Step 2: Convert to fraction form
    33,272,655.80/49,908,983.70 = 20,339,612.60/x
  3. Step 3: Cross multiply
    33,272,655.80x = 49,908,983.70 × 20,339,612.60
  4. Step 4: Simplify right side
    33,272,655.80x = 1,015,129,393,717,714.75
  5. Step 5: Solve for x
    x = 1,015,129,393,717,714.75/33,272,655.80
  6. Step 6: Final answer
    x = 30,509,418.90

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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.