Home / 21,580,079.20-32,370,118.80-5,623,727.20

Finding the Fourth Proportional to 21,580,079.20, 32,370,118.80 and 5,623,727.20

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Solution

The fourth proportional to 21,580,079.20, 32,370,118.80 and 5,623,727.20 is: 8,435,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580,079.20 : 32,370,118.80 = 5,623,727.20 : x
  2. Step 2: Convert to fraction form
    21,580,079.20/32,370,118.80 = 5,623,727.20/x
  3. Step 3: Cross multiply
    21,580,079.20x = 32,370,118.80 × 5,623,727.20
  4. Step 4: Simplify right side
    21,580,079.20x = 182,040,717,562,791.38
  5. Step 5: Solve for x
    x = 182,040,717,562,791.38/21,580,079.20
  6. Step 6: Final answer
    x = 8,435,590.80

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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.