Home / 9,906,259.20-14,860,405.80-3,429,324.78

Finding the Fourth Proportional to 9,906,259.20, 14,860,405.80 and 3,429,324.78

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Solution

The fourth proportional to 9,906,259.20, 14,860,405.80 and 3,429,324.78 is: 5,144,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,259.20 : 14,860,405.80 = 3,429,324.78 : x
  2. Step 2: Convert to fraction form
    9,906,259.20/14,860,405.80 = 3,429,324.78/x
  3. Step 3: Cross multiply
    9,906,259.20x = 14,860,405.80 × 3,429,324.78
  4. Step 4: Simplify right side
    9,906,259.20x = 50,961,157,850,795.73
  5. Step 5: Solve for x
    x = 50,961,157,850,795.73/9,906,259.20
  6. Step 6: Final answer
    x = 5,144,339.23

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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.