Home / 5,012,172.96-6,916,865.04-2,720,361.12

Finding the Fourth Proportional to 5,012,172.96, 6,916,865.04 and 2,720,361.12

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Solution

The fourth proportional to 5,012,172.96, 6,916,865.04 and 2,720,361.12 is: 3,754,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,172.96 : 6,916,865.04 = 2,720,361.12 : x
  2. Step 2: Convert to fraction form
    5,012,172.96/6,916,865.04 = 2,720,361.12/x
  3. Step 3: Cross multiply
    5,012,172.96x = 6,916,865.04 × 2,720,361.12
  4. Step 4: Simplify right side
    5,012,172.96x = 18,816,370,727,103.25
  5. Step 5: Solve for x
    x = 18,816,370,727,103.25/5,012,172.96
  6. Step 6: Final answer
    x = 3,754,134.36

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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.