Home / 45,933,012.31-68,900,078.85-13,585,568.58

Finding the Fourth Proportional to 45,933,012.31, 68,900,078.85 and 13,585,568.58

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Solution

The fourth proportional to 45,933,012.31, 68,900,078.85 and 13,585,568.58 is: 20,378,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,933,012.31 : 68,900,078.85 = 13,585,568.58 : x
  2. Step 2: Convert to fraction form
    45,933,012.31/68,900,078.85 = 13,585,568.58/x
  3. Step 3: Cross multiply
    45,933,012.31x = 68,900,078.85 × 13,585,568.58
  4. Step 4: Simplify right side
    45,933,012.31x = 936,046,746,591,511.88
  5. Step 5: Solve for x
    x = 936,046,746,591,511.88/45,933,012.31
  6. Step 6: Final answer
    x = 20,378,518.62

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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.