Home / 6,818,458.65-9,409,671.34-3,721,181.22

Finding the Fourth Proportional to 6,818,458.65, 9,409,671.34 and 3,721,181.22

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Solution

The fourth proportional to 6,818,458.65, 9,409,671.34 and 3,721,181.22 is: 5,135,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,458.65 : 9,409,671.34 = 3,721,181.22 : x
  2. Step 2: Convert to fraction form
    6,818,458.65/9,409,671.34 = 3,721,181.22/x
  3. Step 3: Cross multiply
    6,818,458.65x = 9,409,671.34 × 3,721,181.22
  4. Step 4: Simplify right side
    6,818,458.65x = 35,015,092,306,874.48
  5. Step 5: Solve for x
    x = 35,015,092,306,874.48/6,818,458.65
  6. Step 6: Final answer
    x = 5,135,338.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.