Home / 31,161,855.64-43,005,586.04-17,222,911.21

Finding the Fourth Proportional to 31,161,855.64, 43,005,586.04 and 17,222,911.21

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Solution

The fourth proportional to 31,161,855.64, 43,005,586.04 and 17,222,911.21 is: 23,768,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,161,855.64 : 43,005,586.04 = 17,222,911.21 : x
  2. Step 2: Convert to fraction form
    31,161,855.64/43,005,586.04 = 17,222,911.21/x
  3. Step 3: Cross multiply
    31,161,855.64x = 43,005,586.04 × 17,222,911.21
  4. Step 4: Simplify right side
    31,161,855.64x = 740,681,389,763,723.75
  5. Step 5: Solve for x
    x = 740,681,389,763,723.75/31,161,855.64
  6. Step 6: Final answer
    x = 23,768,847.35

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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.