Home / 13,821,579.38-19,080,684.86-8,596,271.91

Finding the Fourth Proportional to 13,821,579.38, 19,080,684.86 and 8,596,271.91

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Solution

The fourth proportional to 13,821,579.38, 19,080,684.86 and 8,596,271.91 is: 11,867,149.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,579.38 : 19,080,684.86 = 8,596,271.91 : x
  2. Step 2: Convert to fraction form
    13,821,579.38/19,080,684.86 = 8,596,271.91/x
  3. Step 3: Cross multiply
    13,821,579.38x = 19,080,684.86 × 8,596,271.91
  4. Step 4: Simplify right side
    13,821,579.38x = 164,022,755,362,505.53
  5. Step 5: Solve for x
    x = 164,022,755,362,505.53/13,821,579.38
  6. Step 6: Final answer
    x = 11,867,149.97

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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.