Home / 31,462,733.12-43,420,753.89-19,073,348.75

Finding the Fourth Proportional to 31,462,733.12, 43,420,753.89 and 19,073,348.75

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Solution

The fourth proportional to 31,462,733.12, 43,420,753.89 and 19,073,348.75 is: 26,322,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,462,733.12 : 43,420,753.89 = 19,073,348.75 : x
  2. Step 2: Convert to fraction form
    31,462,733.12/43,420,753.89 = 19,073,348.75/x
  3. Step 3: Cross multiply
    31,462,733.12x = 43,420,753.89 × 19,073,348.75
  4. Step 4: Simplify right side
    31,462,733.12x = 828,179,182,040,441.12
  5. Step 5: Solve for x
    x = 828,179,182,040,441.12/31,462,733.12
  6. Step 6: Final answer
    x = 26,322,544.17

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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.