Home / 12,766,915.83-17,623,780.14-8,583,027.21

Finding the Fourth Proportional to 12,766,915.83, 17,623,780.14 and 8,583,027.21

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Solution

The fourth proportional to 12,766,915.83, 17,623,780.14 and 8,583,027.21 is: 11,848,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,915.83 : 17,623,780.14 = 8,583,027.21 : x
  2. Step 2: Convert to fraction form
    12,766,915.83/17,623,780.14 = 8,583,027.21/x
  3. Step 3: Cross multiply
    12,766,915.83x = 17,623,780.14 × 8,583,027.21
  4. Step 4: Simplify right side
    12,766,915.83x = 151,265,384,591,241.59
  5. Step 5: Solve for x
    x = 151,265,384,591,241.59/12,766,915.83
  6. Step 6: Final answer
    x = 11,848,232.31

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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.