Home / 20,336,091.40-30,504,137.10-6,872,919.40

Finding the Fourth Proportional to 20,336,091.40, 30,504,137.10 and 6,872,919.40

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Solution

The fourth proportional to 20,336,091.40, 30,504,137.10 and 6,872,919.40 is: 10,309,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336,091.40 : 30,504,137.10 = 6,872,919.40 : x
  2. Step 2: Convert to fraction form
    20,336,091.40/30,504,137.10 = 6,872,919.40/x
  3. Step 3: Cross multiply
    20,336,091.40x = 30,504,137.10 × 6,872,919.40
  4. Step 4: Simplify right side
    20,336,091.40x = 209,652,475,654,849.75
  5. Step 5: Solve for x
    x = 209,652,475,654,849.75/20,336,091.40
  6. Step 6: Final answer
    x = 10,309,379.10

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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.