Home / 13,476,172.91-20,217,669.26-3,760,784.74

Finding the Fourth Proportional to 13,476,172.91, 20,217,669.26 and 3,760,784.74

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Solution

The fourth proportional to 13,476,172.91, 20,217,669.26 and 3,760,784.74 is: 5,642,128.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476,172.91 : 20,217,669.26 = 3,760,784.74 : x
  2. Step 2: Convert to fraction form
    13,476,172.91/20,217,669.26 = 3,760,784.74/x
  3. Step 3: Cross multiply
    13,476,172.91x = 20,217,669.26 × 3,760,784.74
  4. Step 4: Simplify right side
    13,476,172.91x = 76,034,302,037,843.25
  5. Step 5: Solve for x
    x = 76,034,302,037,843.25/13,476,172.91
  6. Step 6: Final answer
    x = 5,642,128.71

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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.