Home / 26,946,046.20-40,419,069.30-7,777,428.60

Finding the Fourth Proportional to 26,946,046.20, 40,419,069.30 and 7,777,428.60

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Solution

The fourth proportional to 26,946,046.20, 40,419,069.30 and 7,777,428.60 is: 11,666,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,946,046.20 : 40,419,069.30 = 7,777,428.60 : x
  2. Step 2: Convert to fraction form
    26,946,046.20/40,419,069.30 = 7,777,428.60/x
  3. Step 3: Cross multiply
    26,946,046.20x = 40,419,069.30 × 7,777,428.60
  4. Step 4: Simplify right side
    26,946,046.20x = 314,356,425,559,201.94
  5. Step 5: Solve for x
    x = 314,356,425,559,201.94/26,946,046.20
  6. Step 6: Final answer
    x = 11,666,142.90

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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.