Home / 6,818,647.37-9,409,932.86-3,721,369.38

Finding the Fourth Proportional to 6,818,647.37, 9,409,932.86 and 3,721,369.38

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Solution

The fourth proportional to 6,818,647.37, 9,409,932.86 and 3,721,369.38 is: 5,135,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,647.37 : 9,409,932.86 = 3,721,369.38 : x
  2. Step 2: Convert to fraction form
    6,818,647.37/9,409,932.86 = 3,721,369.38/x
  3. Step 3: Cross multiply
    6,818,647.37x = 9,409,932.86 × 3,721,369.38
  4. Step 4: Simplify right side
    6,818,647.37x = 35,017,836,013,059.82
  5. Step 5: Solve for x
    x = 35,017,836,013,059.82/6,818,647.37
  6. Step 6: Final answer
    x = 5,135,598.62

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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.