Home / 8,283,422.75-12,425,984.30-3,170,153.86

Finding the Fourth Proportional to 8,283,422.75, 12,425,984.30 and 3,170,153.86

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Solution

The fourth proportional to 8,283,422.75, 12,425,984.30 and 3,170,153.86 is: 4,755,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,422.75 : 12,425,984.30 = 3,170,153.86 : x
  2. Step 2: Convert to fraction form
    8,283,422.75/12,425,984.30 = 3,170,153.86/x
  3. Step 3: Cross multiply
    8,283,422.75x = 12,425,984.30 × 3,170,153.86
  4. Step 4: Simplify right side
    8,283,422.75x = 39,392,282,069,804.82
  5. Step 5: Solve for x
    x = 39,392,282,069,804.82/8,283,422.75
  6. Step 6: Final answer
    x = 4,755,556.16

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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.