Home / 13,821,580.38-19,080,686.24-8,596,272.91

Finding the Fourth Proportional to 13,821,580.38, 19,080,686.24 and 8,596,272.91

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Solution

The fourth proportional to 13,821,580.38, 19,080,686.24 and 8,596,272.91 is: 11,867,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,580.38 : 19,080,686.24 = 8,596,272.91 : x
  2. Step 2: Convert to fraction form
    13,821,580.38/19,080,686.24 = 8,596,272.91/x
  3. Step 3: Cross multiply
    13,821,580.38x = 19,080,686.24 × 8,596,272.91
  4. Step 4: Simplify right side
    13,821,580.38x = 164,022,786,229,121.75
  5. Step 5: Solve for x
    x = 164,022,786,229,121.75/13,821,580.38
  6. Step 6: Final answer
    x = 11,867,151.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.