Home / 34,395,880.88-47,466,261.96-20,644,906.16

Finding the Fourth Proportional to 34,395,880.88, 47,466,261.96 and 20,644,906.16

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Solution

The fourth proportional to 34,395,880.88, 47,466,261.96 and 20,644,906.16 is: 28,489,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,395,880.88 : 47,466,261.96 = 20,644,906.16 : x
  2. Step 2: Convert to fraction form
    34,395,880.88/47,466,261.96 = 20,644,906.16/x
  3. Step 3: Cross multiply
    34,395,880.88x = 47,466,261.96 × 20,644,906.16
  4. Step 4: Simplify right side
    34,395,880.88x = 979,936,523,930,177.75
  5. Step 5: Solve for x
    x = 979,936,523,930,177.75/34,395,880.88
  6. Step 6: Final answer
    x = 28,489,938.30

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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.