Home / 5,101,880.10-7,040,328.81-3,168,099.18

Finding the Fourth Proportional to 5,101,880.10, 7,040,328.81 and 3,168,099.18

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Solution

The fourth proportional to 5,101,880.10, 7,040,328.81 and 3,168,099.18 is: 4,371,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,880.10 : 7,040,328.81 = 3,168,099.18 : x
  2. Step 2: Convert to fraction form
    5,101,880.10/7,040,328.81 = 3,168,099.18/x
  3. Step 3: Cross multiply
    5,101,880.10x = 7,040,328.81 × 3,168,099.18
  4. Step 4: Simplify right side
    5,101,880.10x = 22,304,459,929,891.38
  5. Step 5: Solve for x
    x = 22,304,459,929,891.38/5,101,880.10
  6. Step 6: Final answer
    x = 4,371,811.86

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1.5x scale

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.