Home / 31,577,405.44-43,577,873.76-19,351,900.48

Finding the Fourth Proportional to 31,577,405.44, 43,577,873.76 and 19,351,900.48

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Solution

The fourth proportional to 31,577,405.44, 43,577,873.76 and 19,351,900.48 is: 26,706,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577,405.44 : 43,577,873.76 = 19,351,900.48 : x
  2. Step 2: Convert to fraction form
    31,577,405.44/43,577,873.76 = 19,351,900.48/x
  3. Step 3: Cross multiply
    31,577,405.44x = 43,577,873.76 × 19,351,900.48
  4. Step 4: Simplify right side
    31,577,405.44x = 843,314,676,133,523.38
  5. Step 5: Solve for x
    x = 843,314,676,133,523.38/31,577,405.44
  6. Step 6: Final answer
    x = 26,706,268.75

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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.