Home / 6,968,416.26-9,616,147.05-3,871,134.61

Finding the Fourth Proportional to 6,968,416.26, 9,616,147.05 and 3,871,134.61

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Solution

The fourth proportional to 6,968,416.26, 9,616,147.05 and 3,871,134.61 is: 5,342,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968,416.26 : 9,616,147.05 = 3,871,134.61 : x
  2. Step 2: Convert to fraction form
    6,968,416.26/9,616,147.05 = 3,871,134.61/x
  3. Step 3: Cross multiply
    6,968,416.26x = 9,616,147.05 × 3,871,134.61
  4. Step 4: Simplify right side
    6,968,416.26x = 37,225,399,636,064.03
  5. Step 5: Solve for x
    x = 37,225,399,636,064.03/6,968,416.26
  6. Step 6: Final answer
    x = 5,342,017.22

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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.