Home / 20,159,183.80-30,238,775.70-6,696,011.80

Finding the Fourth Proportional to 20,159,183.80, 30,238,775.70 and 6,696,011.80

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Solution

The fourth proportional to 20,159,183.80, 30,238,775.70 and 6,696,011.80 is: 10,044,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,183.80 : 30,238,775.70 = 6,696,011.80 : x
  2. Step 2: Convert to fraction form
    20,159,183.80/30,238,775.70 = 6,696,011.80/x
  3. Step 3: Cross multiply
    20,159,183.80x = 30,238,775.70 × 6,696,011.80
  4. Step 4: Simplify right side
    20,159,183.80x = 202,479,198,904,753.25
  5. Step 5: Solve for x
    x = 202,479,198,904,753.25/20,159,183.80
  6. Step 6: Final answer
    x = 10,044,017.70

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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.