Home / 21,589,519.90-32,396,721.45-8,136,003.10

Finding the Fourth Proportional to 21,589,519.90, 32,396,721.45 and 8,136,003.10

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Solution

The fourth proportional to 21,589,519.90, 32,396,721.45 and 8,136,003.10 is: 12,208,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,589,519.90 : 32,396,721.45 = 8,136,003.10 : x
  2. Step 2: Convert to fraction form
    21,589,519.90/32,396,721.45 = 8,136,003.10/x
  3. Step 3: Cross multiply
    21,589,519.90x = 32,396,721.45 × 8,136,003.10
  4. Step 4: Simplify right side
    21,589,519.90x = 263,579,826,147,036.47
  5. Step 5: Solve for x
    x = 263,579,826,147,036.47/21,589,519.90
  6. Step 6: Final answer
    x = 12,208,693.26

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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.