Home / 8,143,924.71-12,213,174.43-3,284,976.24

Finding the Fourth Proportional to 8,143,924.71, 12,213,174.43 and 3,284,976.24

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Solution

The fourth proportional to 8,143,924.71, 12,213,174.43 and 3,284,976.24 is: 4,926,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,924.71 : 12,213,174.43 = 3,284,976.24 : x
  2. Step 2: Convert to fraction form
    8,143,924.71/12,213,174.43 = 3,284,976.24/x
  3. Step 3: Cross multiply
    8,143,924.71x = 12,213,174.43 × 3,284,976.24
  4. Step 4: Simplify right side
    8,143,924.71x = 40,119,987,817,525.55
  5. Step 5: Solve for x
    x = 40,119,987,817,525.55/8,143,924.71
  6. Step 6: Final answer
    x = 4,926,370.18

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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.