Home / 6,871,765.80-10,308,977.32-2,611,601.92

Finding the Fourth Proportional to 6,871,765.80, 10,308,977.32 and 2,611,601.92

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Solution

The fourth proportional to 6,871,765.80, 10,308,977.32 and 2,611,601.92 is: 3,917,907.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,765.80 : 10,308,977.32 = 2,611,601.92 : x
  2. Step 2: Convert to fraction form
    6,871,765.80/10,308,977.32 = 2,611,601.92/x
  3. Step 3: Cross multiply
    6,871,765.80x = 10,308,977.32 × 2,611,601.92
  4. Step 4: Simplify right side
    6,871,765.80x = 26,922,944,962,148.45
  5. Step 5: Solve for x
    x = 26,922,944,962,148.45/6,871,765.80
  6. Step 6: Final answer
    x = 3,917,907.82

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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.