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Finding the Fourth Proportional to 6,540,933.71, 9,026,398.55 and 3,640,324.12

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Solution

The fourth proportional to 6,540,933.71, 9,026,398.55 and 3,640,324.12 is: 5,023,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,933.71 : 9,026,398.55 = 3,640,324.12 : x
  2. Step 2: Convert to fraction form
    6,540,933.71/9,026,398.55 = 3,640,324.12/x
  3. Step 3: Cross multiply
    6,540,933.71x = 9,026,398.55 × 3,640,324.12
  4. Step 4: Simplify right side
    6,540,933.71x = 32,859,016,344,832.84
  5. Step 5: Solve for x
    x = 32,859,016,344,832.84/6,540,933.71
  6. Step 6: Final answer
    x = 5,023,597.21

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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.