Home / 21,944,132.80-32,916,199.20-7,760,708.80

Finding the Fourth Proportional to 21,944,132.80, 32,916,199.20 and 7,760,708.80

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Solution

The fourth proportional to 21,944,132.80, 32,916,199.20 and 7,760,708.80 is: 11,641,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,944,132.80 : 32,916,199.20 = 7,760,708.80 : x
  2. Step 2: Convert to fraction form
    21,944,132.80/32,916,199.20 = 7,760,708.80/x
  3. Step 3: Cross multiply
    21,944,132.80x = 32,916,199.20 × 7,760,708.80
  4. Step 4: Simplify right side
    21,944,132.80x = 255,453,036,793,992.94
  5. Step 5: Solve for x
    x = 255,453,036,793,992.94/21,944,132.80
  6. Step 6: Final answer
    x = 11,641,063.20

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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.