Home / 21,493,042.80-32,239,564.20-5,536,690.80

Finding the Fourth Proportional to 21,493,042.80, 32,239,564.20 and 5,536,690.80

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Solution

The fourth proportional to 21,493,042.80, 32,239,564.20 and 5,536,690.80 is: 8,305,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493,042.80 : 32,239,564.20 = 5,536,690.80 : x
  2. Step 2: Convert to fraction form
    21,493,042.80/32,239,564.20 = 5,536,690.80/x
  3. Step 3: Cross multiply
    21,493,042.80x = 32,239,564.20 × 5,536,690.80
  4. Step 4: Simplify right side
    21,493,042.80x = 178,500,498,502,149.34
  5. Step 5: Solve for x
    x = 178,500,498,502,149.34/21,493,042.80
  6. Step 6: Final answer
    x = 8,305,036.20

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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.