Home / 3,636,217.11-5,017,989.87-2,186,742.75

Finding the Fourth Proportional to 3,636,217.11, 5,017,989.87 and 2,186,742.75

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Solution

The fourth proportional to 3,636,217.11, 5,017,989.87 and 2,186,742.75 is: 3,017,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,217.11 : 5,017,989.87 = 2,186,742.75 : x
  2. Step 2: Convert to fraction form
    3,636,217.11/5,017,989.87 = 2,186,742.75/x
  3. Step 3: Cross multiply
    3,636,217.11x = 5,017,989.87 × 2,186,742.75
  4. Step 4: Simplify right side
    3,636,217.11x = 10,973,052,967,795.94
  5. Step 5: Solve for x
    x = 10,973,052,967,795.94/3,636,217.11
  6. Step 6: Final answer
    x = 3,017,711.16

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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.