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Finding the Fourth Proportional to 26,692,893.60, 40,037,007.60 and 8,741,997.60

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Solution

The fourth proportional to 26,692,893.60, 40,037,007.60 and 8,741,997.60 is: 13,112,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,692,893.60 : 40,037,007.60 = 8,741,997.60 : x
  2. Step 2: Convert to fraction form
    26,692,893.60/40,037,007.60 = 8,741,997.60/x
  3. Step 3: Cross multiply
    26,692,893.60x = 40,037,007.60 × 8,741,997.60
  4. Step 4: Simplify right side
    26,692,893.60x = 350,003,424,350,381.75
  5. Step 5: Solve for x
    x = 350,003,424,350,381.75/26,692,893.60
  6. Step 6: Final answer
    x = 13,112,232.40

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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.