Home / 4,945,474.71-6,828,087.51-3,087,721.62

Finding the Fourth Proportional to 4,945,474.71, 6,828,087.51 and 3,087,721.62

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Solution

The fourth proportional to 4,945,474.71, 6,828,087.51 and 3,087,721.62 is: 4,263,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,474.71 : 6,828,087.51 = 3,087,721.62 : x
  2. Step 2: Convert to fraction form
    4,945,474.71/6,828,087.51 = 3,087,721.62/x
  3. Step 3: Cross multiply
    4,945,474.71x = 6,828,087.51 × 3,087,721.62
  4. Step 4: Simplify right side
    4,945,474.71x = 21,083,233,427,878.96
  5. Step 5: Solve for x
    x = 21,083,233,427,878.96/4,945,474.71
  6. Step 6: Final answer
    x = 4,263,136.44

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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.