Home / 41,911,911.41-62,867,883.31-18,855,920.75

Finding the Fourth Proportional to 41,911,911.41, 62,867,883.31 and 18,855,920.75

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Solution

The fourth proportional to 41,911,911.41, 62,867,883.31 and 18,855,920.75 is: 28,283,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,911,911.41 : 62,867,883.31 = 18,855,920.75 : x
  2. Step 2: Convert to fraction form
    41,911,911.41/62,867,883.31 = 18,855,920.75/x
  3. Step 3: Cross multiply
    41,911,911.41x = 62,867,883.31 × 18,855,920.75
  4. Step 4: Simplify right side
    41,911,911.41x = 1,185,431,825,052,128.50
  5. Step 5: Solve for x
    x = 1,185,431,825,052,128.50/41,911,911.41
  6. Step 6: Final answer
    x = 28,283,888.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.