Home / 83,367,763.06-115,009,787.35-50,317,447.27

Finding the Fourth Proportional to 83,367,763.06, 115,009,787.35 and 50,317,447.27

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Solution

The fourth proportional to 83,367,763.06, 115,009,787.35 and 50,317,447.27 is: 69,415,307.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,367,763.06 : 115,009,787.35 = 50,317,447.27 : x
  2. Step 2: Convert to fraction form
    83,367,763.06/115,009,787.35 = 50,317,447.27/x
  3. Step 3: Cross multiply
    83,367,763.06x = 115,009,787.35 × 50,317,447.27
  4. Step 4: Simplify right side
    83,367,763.06x = 5,786,998,910,265,951
  5. Step 5: Solve for x
    x = 5,786,998,910,265,951/83,367,763.06
  6. Step 6: Final answer
    x = 69,415,307.52

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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.