Home / 6,818,649.37-9,409,935.62-3,721,371.38

Finding the Fourth Proportional to 6,818,649.37, 9,409,935.62 and 3,721,371.38

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Solution

The fourth proportional to 6,818,649.37, 9,409,935.62 and 3,721,371.38 is: 5,135,601.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,649.37 : 9,409,935.62 = 3,721,371.38 : x
  2. Step 2: Convert to fraction form
    6,818,649.37/9,409,935.62 = 3,721,371.38/x
  3. Step 3: Cross multiply
    6,818,649.37x = 9,409,935.62 × 3,721,371.38
  4. Step 4: Simplify right side
    6,818,649.37x = 35,017,865,103,910.55
  5. Step 5: Solve for x
    x = 35,017,865,103,910.55/6,818,649.37
  6. Step 6: Final answer
    x = 5,135,601.38

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1.5x scale

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.