Home / 20,613,022.64-30,921,155.58-5,466,954.14

Finding the Fourth Proportional to 20,613,022.64, 30,921,155.58 and 5,466,954.14

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Solution

The fourth proportional to 20,613,022.64, 30,921,155.58 and 5,466,954.14 is: 8,200,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,613,022.64 : 30,921,155.58 = 5,466,954.14 : x
  2. Step 2: Convert to fraction form
    20,613,022.64/30,921,155.58 = 5,466,954.14/x
  3. Step 3: Cross multiply
    20,613,022.64x = 30,921,155.58 × 5,466,954.14
  4. Step 4: Simplify right side
    20,613,022.64x = 169,044,539,511,665.09
  5. Step 5: Solve for x
    x = 169,044,539,511,665.09/20,613,022.64
  6. Step 6: Final answer
    x = 8,200,861.29

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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.