Home / 31,529,866.37-43,511,196.35-17,043,178.37

Finding the Fourth Proportional to 31,529,866.37, 43,511,196.35 and 17,043,178.37

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Solution

The fourth proportional to 31,529,866.37, 43,511,196.35 and 17,043,178.37 is: 23,519,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529,866.37 : 43,511,196.35 = 17,043,178.37 : x
  2. Step 2: Convert to fraction form
    31,529,866.37/43,511,196.35 = 17,043,178.37/x
  3. Step 3: Cross multiply
    31,529,866.37x = 43,511,196.35 × 17,043,178.37
  4. Step 4: Simplify right side
    31,529,866.37x = 741,569,080,399,927.12
  5. Step 5: Solve for x
    x = 741,569,080,399,927.12/31,529,866.37
  6. Step 6: Final answer
    x = 23,519,575.75

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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.