Home / 16,922,231.60-25,374,016.20-6,813,431.60

Finding the Fourth Proportional to 16,922,231.60, 25,374,016.20 and 6,813,431.60

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Solution

The fourth proportional to 16,922,231.60, 25,374,016.20 and 6,813,431.60 is: 10,216,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922,231.60 : 25,374,016.20 = 6,813,431.60 : x
  2. Step 2: Convert to fraction form
    16,922,231.60/25,374,016.20 = 6,813,431.60/x
  3. Step 3: Cross multiply
    16,922,231.60x = 25,374,016.20 × 6,813,431.60
  4. Step 4: Simplify right side
    16,922,231.60x = 172,884,123,795,991.91
  5. Step 5: Solve for x
    x = 172,884,123,795,991.91/16,922,231.60
  6. Step 6: Final answer
    x = 10,216,390.36

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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.