Home / 5,034,120-6,949,712.16-3,914,025.12

Finding the Fourth Proportional to 5,034,120, 6,949,712.16 and 3,914,025.12

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Solution

The fourth proportional to 5,034,120, 6,949,712.16 and 3,914,025.12 is: 5,403,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034,120 : 6,949,712.16 = 3,914,025.12 : x
  2. Step 2: Convert to fraction form
    5,034,120/6,949,712.16 = 3,914,025.12/x
  3. Step 3: Cross multiply
    5,034,120x = 6,949,712.16 × 3,914,025.12
  4. Step 4: Simplify right side
    5,034,120x = 27,201,347,971,009.46
  5. Step 5: Solve for x
    x = 27,201,347,971,009.46/5,034,120
  6. Step 6: Final answer
    x = 5,403,396.81

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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.