Home / 8,111,228.80-11,192,324.16-4,489,548.16

Finding the Fourth Proportional to 8,111,228.80, 11,192,324.16 and 4,489,548.16

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Solution

The fourth proportional to 8,111,228.80, 11,192,324.16 and 4,489,548.16 is: 6,194,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,228.80 : 11,192,324.16 = 4,489,548.16 : x
  2. Step 2: Convert to fraction form
    8,111,228.80/11,192,324.16 = 4,489,548.16/x
  3. Step 3: Cross multiply
    8,111,228.80x = 11,192,324.16 × 4,489,548.16
  4. Step 4: Simplify right side
    8,111,228.80x = 50,248,478,338,651.55
  5. Step 5: Solve for x
    x = 50,248,478,338,651.55/8,111,228.80
  6. Step 6: Final answer
    x = 6,194,927.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.