Home / 54,811,429.39-75,633,669.96-30,359,019.79

Finding the Fourth Proportional to 54,811,429.39, 75,633,669.96 and 30,359,019.79

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Solution

The fourth proportional to 54,811,429.39, 75,633,669.96 and 30,359,019.79 is: 41,892,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811,429.39 : 75,633,669.96 = 30,359,019.79 : x
  2. Step 2: Convert to fraction form
    54,811,429.39/75,633,669.96 = 30,359,019.79/x
  3. Step 3: Cross multiply
    54,811,429.39x = 75,633,669.96 × 30,359,019.79
  4. Step 4: Simplify right side
    54,811,429.39x = 2,296,164,083,105,968
  5. Step 5: Solve for x
    x = 2,296,164,083,105,968/54,811,429.39
  6. Step 6: Final answer
    x = 41,892,067.20

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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.