Home / 20,662,355.34-30,998,016.65-6,285,049.47

Finding the Fourth Proportional to 20,662,355.34, 30,998,016.65 and 6,285,049.47

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Solution

The fourth proportional to 20,662,355.34, 30,998,016.65 and 6,285,049.47 is: 9,428,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,662,355.34 : 30,998,016.65 = 6,285,049.47 : x
  2. Step 2: Convert to fraction form
    20,662,355.34/30,998,016.65 = 6,285,049.47/x
  3. Step 3: Cross multiply
    20,662,355.34x = 30,998,016.65 × 6,285,049.47
  4. Step 4: Simplify right side
    20,662,355.34x = 194,824,067,993,235
  5. Step 5: Solve for x
    x = 194,824,067,993,235/20,662,355.34
  6. Step 6: Final answer
    x = 9,428,938.03

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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.