Home / 5,912,974.50-8,159,915.88-3,196,720.50

Finding the Fourth Proportional to 5,912,974.50, 8,159,915.88 and 3,196,720.50

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Solution

The fourth proportional to 5,912,974.50, 8,159,915.88 and 3,196,720.50 is: 4,411,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912,974.50 : 8,159,915.88 = 3,196,720.50 : x
  2. Step 2: Convert to fraction form
    5,912,974.50/8,159,915.88 = 3,196,720.50/x
  3. Step 3: Cross multiply
    5,912,974.50x = 8,159,915.88 × 3,196,720.50
  4. Step 4: Simplify right side
    5,912,974.50x = 26,084,970,371,871.54
  5. Step 5: Solve for x
    x = 26,084,970,371,871.54/5,912,974.50
  6. Step 6: Final answer
    x = 4,411,480.27

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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.