Home / 20,306,795.97-30,460,297.64-6,843,740.61

Finding the Fourth Proportional to 20,306,795.97, 30,460,297.64 and 6,843,740.61

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Solution

The fourth proportional to 20,306,795.97, 30,460,297.64 and 6,843,740.61 is: 10,265,645.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,306,795.97 : 30,460,297.64 = 6,843,740.61 : x
  2. Step 2: Convert to fraction form
    20,306,795.97/30,460,297.64 = 6,843,740.61/x
  3. Step 3: Cross multiply
    20,306,795.97x = 30,460,297.64 × 6,843,740.61
  4. Step 4: Simplify right side
    20,306,795.97x = 208,462,375,951,555.19
  5. Step 5: Solve for x
    x = 208,462,375,951,555.19/20,306,795.97
  6. Step 6: Final answer
    x = 10,265,645.86

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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.