Home / 5,185,933.75-7,156,400.97-2,862,776.38

Finding the Fourth Proportional to 5,185,933.75, 7,156,400.97 and 2,862,776.38

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Solution

The fourth proportional to 5,185,933.75, 7,156,400.97 and 2,862,776.38 is: 3,950,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,933.75 : 7,156,400.97 = 2,862,776.38 : x
  2. Step 2: Convert to fraction form
    5,185,933.75/7,156,400.97 = 2,862,776.38/x
  3. Step 3: Cross multiply
    5,185,933.75x = 7,156,400.97 × 2,862,776.38
  4. Step 4: Simplify right side
    5,185,933.75x = 20,487,175,662,725.09
  5. Step 5: Solve for x
    x = 20,487,175,662,725.09/5,185,933.75
  6. Step 6: Final answer
    x = 3,950,527.84

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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.