Home / 5,195,208.96-7,168,766.94-2,871,787.50

Finding the Fourth Proportional to 5,195,208.96, 7,168,766.94 and 2,871,787.50

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Solution

The fourth proportional to 5,195,208.96, 7,168,766.94 and 2,871,787.50 is: 3,962,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,208.96 : 7,168,766.94 = 2,871,787.50 : x
  2. Step 2: Convert to fraction form
    5,195,208.96/7,168,766.94 = 2,871,787.50/x
  3. Step 3: Cross multiply
    5,195,208.96x = 7,168,766.94 × 2,871,787.50
  4. Step 4: Simplify right side
    5,195,208.96x = 20,587,175,288,705.25
  5. Step 5: Solve for x
    x = 20,587,175,288,705.25/5,195,208.96
  6. Step 6: Final answer
    x = 3,962,723.24

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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.