Home / 8,837,843.04-12,192,105.42-5,740,147.08

Finding the Fourth Proportional to 8,837,843.04, 12,192,105.42 and 5,740,147.08

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Solution

The fourth proportional to 8,837,843.04, 12,192,105.42 and 5,740,147.08 is: 7,918,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,837,843.04 : 12,192,105.42 = 5,740,147.08 : x
  2. Step 2: Convert to fraction form
    8,837,843.04/12,192,105.42 = 5,740,147.08/x
  3. Step 3: Cross multiply
    8,837,843.04x = 12,192,105.42 × 5,740,147.08
  4. Step 4: Simplify right side
    8,837,843.04x = 69,984,478,325,665.17
  5. Step 5: Solve for x
    x = 69,984,478,325,665.17/8,837,843.04
  6. Step 6: Final answer
    x = 7,918,728.36

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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.