Home / 6,645,305.72-9,170,520.48-3,589,520

Finding the Fourth Proportional to 6,645,305.72, 9,170,520.48 and 3,589,520

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Solution

The fourth proportional to 6,645,305.72, 9,170,520.48 and 3,589,520 is: 4,953,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,305.72 : 9,170,520.48 = 3,589,520 : x
  2. Step 2: Convert to fraction form
    6,645,305.72/9,170,520.48 = 3,589,520/x
  3. Step 3: Cross multiply
    6,645,305.72x = 9,170,520.48 × 3,589,520
  4. Step 4: Simplify right side
    6,645,305.72x = 32,917,766,673,369.60
  5. Step 5: Solve for x
    x = 32,917,766,673,369.60/6,645,305.72
  6. Step 6: Final answer
    x = 4,953,536.84

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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.