Home / 6,871,706.91-10,291,863.06-3,280,002.21

Finding the Fourth Proportional to 6,871,706.91, 10,291,863.06 and 3,280,002.21

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Solution

The fourth proportional to 6,871,706.91, 10,291,863.06 and 3,280,002.21 is: 4,912,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,706.91 : 10,291,863.06 = 3,280,002.21 : x
  2. Step 2: Convert to fraction form
    6,871,706.91/10,291,863.06 = 3,280,002.21/x
  3. Step 3: Cross multiply
    6,871,706.91x = 10,291,863.06 × 3,280,002.21
  4. Step 4: Simplify right side
    6,871,706.91x = 33,757,333,581,817.36
  5. Step 5: Solve for x
    x = 33,757,333,581,817.36/6,871,706.91
  6. Step 6: Final answer
    x = 4,912,510.68

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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.