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Finding the Fourth Proportional to 26,733,728.90, 40,100,593.35 and 6,538,970.90

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Solution

The fourth proportional to 26,733,728.90, 40,100,593.35 and 6,538,970.90 is: 9,808,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733,728.90 : 40,100,593.35 = 6,538,970.90 : x
  2. Step 2: Convert to fraction form
    26,733,728.90/40,100,593.35 = 6,538,970.90/x
  3. Step 3: Cross multiply
    26,733,728.90x = 40,100,593.35 × 6,538,970.90
  4. Step 4: Simplify right side
    26,733,728.90x = 262,216,612,988,383.53
  5. Step 5: Solve for x
    x = 262,216,612,988,383.53/26,733,728.90
  6. Step 6: Final answer
    x = 9,808,456.35

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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.