Home / 8,296,420.20-12,419,747.10-7,301,092.20

Finding the Fourth Proportional to 8,296,420.20, 12,419,747.10 and 7,301,092.20

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Solution

The fourth proportional to 8,296,420.20, 12,419,747.10 and 7,301,092.20 is: 10,929,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296,420.20 : 12,419,747.10 = 7,301,092.20 : x
  2. Step 2: Convert to fraction form
    8,296,420.20/12,419,747.10 = 7,301,092.20/x
  3. Step 3: Cross multiply
    8,296,420.20x = 12,419,747.10 × 7,301,092.20
  4. Step 4: Simplify right side
    8,296,420.20x = 90,677,718,677,782.62
  5. Step 5: Solve for x
    x = 90,677,718,677,782.62/8,296,420.20
  6. Step 6: Final answer
    x = 10,929,740.36

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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.