Home / 22,591,486.40-33,887,229.60-21,032,592.80

Finding the Fourth Proportional to 22,591,486.40, 33,887,229.60 and 21,032,592.80

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Solution

The fourth proportional to 22,591,486.40, 33,887,229.60 and 21,032,592.80 is: 31,548,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,591,486.40 : 33,887,229.60 = 21,032,592.80 : x
  2. Step 2: Convert to fraction form
    22,591,486.40/33,887,229.60 = 21,032,592.80/x
  3. Step 3: Cross multiply
    22,591,486.40x = 33,887,229.60 × 21,032,592.80
  4. Step 4: Simplify right side
    22,591,486.40x = 712,736,301,296,906.88
  5. Step 5: Solve for x
    x = 712,736,301,296,906.88/22,591,486.40
  6. Step 6: Final answer
    x = 31,548,889.20

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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.