Home / 26,693,170.50-40,042,905.02-20,004,099.78

Finding the Fourth Proportional to 26,693,170.50, 40,042,905.02 and 20,004,099.78

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Solution

The fourth proportional to 26,693,170.50, 40,042,905.02 and 20,004,099.78 is: 30,008,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,693,170.50 : 40,042,905.02 = 20,004,099.78 : x
  2. Step 2: Convert to fraction form
    26,693,170.50/40,042,905.02 = 20,004,099.78/x
  3. Step 3: Cross multiply
    26,693,170.50x = 40,042,905.02 × 20,004,099.78
  4. Step 4: Simplify right side
    26,693,170.50x = 801,022,267,501,143
  5. Step 5: Solve for x
    x = 801,022,267,501,143/26,693,170.50
  6. Step 6: Final answer
    x = 30,008,509.76

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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.