Home / 20,167,228.80-30,234,432.68-6,327,072.74

Finding the Fourth Proportional to 20,167,228.80, 30,234,432.68 and 6,327,072.74

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Solution

The fourth proportional to 20,167,228.80, 30,234,432.68 and 6,327,072.74 is: 9,485,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,228.80 : 30,234,432.68 = 6,327,072.74 : x
  2. Step 2: Convert to fraction form
    20,167,228.80/30,234,432.68 = 6,327,072.74/x
  3. Step 3: Cross multiply
    20,167,228.80x = 30,234,432.68 × 6,327,072.74
  4. Step 4: Simplify right side
    20,167,228.80x = 191,295,454,818,993.16
  5. Step 5: Solve for x
    x = 191,295,454,818,993.16/20,167,228.80
  6. Step 6: Final answer
    x = 9,485,460.63

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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.