Home / 17,122,814.55-23,629,716.18-9,387,840.24

Finding the Fourth Proportional to 17,122,814.55, 23,629,716.18 and 9,387,840.24

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Solution

The fourth proportional to 17,122,814.55, 23,629,716.18 and 9,387,840.24 is: 12,955,346.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122,814.55 : 23,629,716.18 = 9,387,840.24 : x
  2. Step 2: Convert to fraction form
    17,122,814.55/23,629,716.18 = 9,387,840.24/x
  3. Step 3: Cross multiply
    17,122,814.55x = 23,629,716.18 × 9,387,840.24
  4. Step 4: Simplify right side
    17,122,814.55x = 221,832,000,414,383.09
  5. Step 5: Solve for x
    x = 221,832,000,414,383.09/17,122,814.55
  6. Step 6: Final answer
    x = 12,955,346.78

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1.5x scale

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.