Home / 20,041,272.69-30,061,383.11-6,395,251.77

Finding the Fourth Proportional to 20,041,272.69, 30,061,383.11 and 6,395,251.77

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Solution

The fourth proportional to 20,041,272.69, 30,061,383.11 and 6,395,251.77 is: 9,592,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041,272.69 : 30,061,383.11 = 6,395,251.77 : x
  2. Step 2: Convert to fraction form
    20,041,272.69/30,061,383.11 = 6,395,251.77/x
  3. Step 3: Cross multiply
    20,041,272.69x = 30,061,383.11 × 6,395,251.77
  4. Step 4: Simplify right side
    20,041,272.69x = 192,250,113,542,875.59
  5. Step 5: Solve for x
    x = 192,250,113,542,875.59/20,041,272.69
  6. Step 6: Final answer
    x = 9,592,709.83

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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.