Home / 6,945,535.82-10,418,697.40-2,153,906.30

Finding the Fourth Proportional to 6,945,535.82, 10,418,697.40 and 2,153,906.30

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Solution

The fourth proportional to 6,945,535.82, 10,418,697.40 and 2,153,906.30 is: 3,230,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,535.82 : 10,418,697.40 = 2,153,906.30 : x
  2. Step 2: Convert to fraction form
    6,945,535.82/10,418,697.40 = 2,153,906.30/x
  3. Step 3: Cross multiply
    6,945,535.82x = 10,418,697.40 × 2,153,906.30
  4. Step 4: Simplify right side
    6,945,535.82x = 22,440,897,988,315.60
  5. Step 5: Solve for x
    x = 22,440,897,988,315.60/6,945,535.82
  6. Step 6: Final answer
    x = 3,230,981.53

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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.