Home / 54,807,867-75,634,854.03-30,028,992.57

Finding the Fourth Proportional to 54,807,867, 75,634,854.03 and 30,028,992.57

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Solution

The fourth proportional to 54,807,867, 75,634,854.03 and 30,028,992.57 is: 41,440,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,807,867 : 75,634,854.03 = 30,028,992.57 : x
  2. Step 2: Convert to fraction form
    54,807,867/75,634,854.03 = 30,028,992.57/x
  3. Step 3: Cross multiply
    54,807,867x = 75,634,854.03 × 30,028,992.57
  4. Step 4: Simplify right side
    54,807,867x = 2,271,238,469,699,904.50
  5. Step 5: Solve for x
    x = 2,271,238,469,699,904.50/54,807,867
  6. Step 6: Final answer
    x = 41,440,008.42

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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.