Home / 38,093,959.45-52,569,374.96-20,690,429.23

Finding the Fourth Proportional to 38,093,959.45, 52,569,374.96 and 20,690,429.23

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Solution

The fourth proportional to 38,093,959.45, 52,569,374.96 and 20,690,429.23 is: 28,552,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,093,959.45 : 52,569,374.96 = 20,690,429.23 : x
  2. Step 2: Convert to fraction form
    38,093,959.45/52,569,374.96 = 20,690,429.23/x
  3. Step 3: Cross multiply
    38,093,959.45x = 52,569,374.96 × 20,690,429.23
  4. Step 4: Simplify right side
    38,093,959.45x = 1,087,682,932,275,214.12
  5. Step 5: Solve for x
    x = 1,087,682,932,275,214.12/38,093,959.45
  6. Step 6: Final answer
    x = 28,552,635.33

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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.