Home / 11,658,052.20-17,487,078.30-8,485,444.20

Finding the Fourth Proportional to 11,658,052.20, 17,487,078.30 and 8,485,444.20

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Solution

The fourth proportional to 11,658,052.20, 17,487,078.30 and 8,485,444.20 is: 12,728,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658,052.20 : 17,487,078.30 = 8,485,444.20 : x
  2. Step 2: Convert to fraction form
    11,658,052.20/17,487,078.30 = 8,485,444.20/x
  3. Step 3: Cross multiply
    11,658,052.20x = 17,487,078.30 × 8,485,444.20
  4. Step 4: Simplify right side
    11,658,052.20x = 148,385,627,135,680.84
  5. Step 5: Solve for x
    x = 148,385,627,135,680.84/11,658,052.20
  6. Step 6: Final answer
    x = 12,728,166.30

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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.