Home / 10,143,841.15-15,217,183.01-3,320,948.35

Finding the Fourth Proportional to 10,143,841.15, 15,217,183.01 and 3,320,948.35

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Solution

The fourth proportional to 10,143,841.15, 15,217,183.01 and 3,320,948.35 is: 4,981,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,841.15 : 15,217,183.01 = 3,320,948.35 : x
  2. Step 2: Convert to fraction form
    10,143,841.15/15,217,183.01 = 3,320,948.35/x
  3. Step 3: Cross multiply
    10,143,841.15x = 15,217,183.01 × 3,320,948.35
  4. Step 4: Simplify right side
    10,143,841.15x = 50,535,478,792,102.80
  5. Step 5: Solve for x
    x = 50,535,478,792,102.80/10,143,841.15
  6. Step 6: Final answer
    x = 4,981,887.83

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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.