Home / 6,800,342-10,201,859.10-1,942,690.40

Finding the Fourth Proportional to 6,800,342, 10,201,859.10 and 1,942,690.40

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Solution

The fourth proportional to 6,800,342, 10,201,859.10 and 1,942,690.40 is: 2,914,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800,342 : 10,201,859.10 = 1,942,690.40 : x
  2. Step 2: Convert to fraction form
    6,800,342/10,201,859.10 = 1,942,690.40/x
  3. Step 3: Cross multiply
    6,800,342x = 10,201,859.10 × 1,942,690.40
  4. Step 4: Simplify right side
    6,800,342x = 19,819,053,735,722.64
  5. Step 5: Solve for x
    x = 19,819,053,735,722.64/6,800,342
  6. Step 6: Final answer
    x = 2,914,420.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.