Home / 20,169,005.70-30,253,508.55-6,522,125.70

Finding the Fourth Proportional to 20,169,005.70, 30,253,508.55 and 6,522,125.70

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Solution

The fourth proportional to 20,169,005.70, 30,253,508.55 and 6,522,125.70 is: 9,783,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,005.70 : 30,253,508.55 = 6,522,125.70 : x
  2. Step 2: Convert to fraction form
    20,169,005.70/30,253,508.55 = 6,522,125.70/x
  3. Step 3: Cross multiply
    20,169,005.70x = 30,253,508.55 × 6,522,125.70
  4. Step 4: Simplify right side
    20,169,005.70x = 197,317,185,629,124.75
  5. Step 5: Solve for x
    x = 197,317,185,629,124.75/20,169,005.70
  6. Step 6: Final answer
    x = 9,783,188.55

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1.5x scale

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.