Home / 10,692,120.20-16,014,560.70-4,299,081.80

Finding the Fourth Proportional to 10,692,120.20, 16,014,560.70 and 4,299,081.80

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Solution

The fourth proportional to 10,692,120.20, 16,014,560.70 and 4,299,081.80 is: 6,439,125.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,120.20 : 16,014,560.70 = 4,299,081.80 : x
  2. Step 2: Convert to fraction form
    10,692,120.20/16,014,560.70 = 4,299,081.80/x
  3. Step 3: Cross multiply
    10,692,120.20x = 16,014,560.70 × 4,299,081.80
  4. Step 4: Simplify right side
    10,692,120.20x = 68,847,906,440,365.25
  5. Step 5: Solve for x
    x = 68,847,906,440,365.25/10,692,120.20
  6. Step 6: Final answer
    x = 6,439,125.74

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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.