Home / 13,868,916.71-20,802,777.29-3,633,550.77

Finding the Fourth Proportional to 13,868,916.71, 20,802,777.29 and 3,633,550.77

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Solution

The fourth proportional to 13,868,916.71, 20,802,777.29 and 3,633,550.77 is: 5,450,169.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,916.71 : 20,802,777.29 = 3,633,550.77 : x
  2. Step 2: Convert to fraction form
    13,868,916.71/20,802,777.29 = 3,633,550.77/x
  3. Step 3: Cross multiply
    13,868,916.71x = 20,802,777.29 × 3,633,550.77
  4. Step 4: Simplify right side
    13,868,916.71x = 75,587,947,422,050.27
  5. Step 5: Solve for x
    x = 75,587,947,422,050.27/13,868,916.71
  6. Step 6: Final answer
    x = 5,450,169.54

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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.