Home / 6,942,397.72-10,420,313.43-3,350,693.09

Finding the Fourth Proportional to 6,942,397.72, 10,420,313.43 and 3,350,693.09

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Solution

The fourth proportional to 6,942,397.72, 10,420,313.43 and 3,350,693.09 is: 5,029,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942,397.72 : 10,420,313.43 = 3,350,693.09 : x
  2. Step 2: Convert to fraction form
    6,942,397.72/10,420,313.43 = 3,350,693.09/x
  3. Step 3: Cross multiply
    6,942,397.72x = 10,420,313.43 × 3,350,693.09
  4. Step 4: Simplify right side
    6,942,397.72x = 34,915,272,205,535.20
  5. Step 5: Solve for x
    x = 34,915,272,205,535.20/6,942,397.72
  6. Step 6: Final answer
    x = 5,029,281.47

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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.