Home / 53,510,403.88-73,843,101.39-31,485,329.86

Finding the Fourth Proportional to 53,510,403.88, 73,843,101.39 and 31,485,329.86

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Solution

The fourth proportional to 53,510,403.88, 73,843,101.39 and 31,485,329.86 is: 43,449,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510,403.88 : 73,843,101.39 = 31,485,329.86 : x
  2. Step 2: Convert to fraction form
    53,510,403.88/73,843,101.39 = 31,485,329.86/x
  3. Step 3: Cross multiply
    53,510,403.88x = 73,843,101.39 × 31,485,329.86
  4. Step 4: Simplify right side
    53,510,403.88x = 2,324,974,404,964,967
  5. Step 5: Solve for x
    x = 2,324,974,404,964,967/53,510,403.88
  6. Step 6: Final answer
    x = 43,449,016.20

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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.