Home / 10,692,119.20-16,014,559.20-4,299,080.80

Finding the Fourth Proportional to 10,692,119.20, 16,014,559.20 and 4,299,080.80

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Solution

The fourth proportional to 10,692,119.20, 16,014,559.20 and 4,299,080.80 is: 6,439,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,119.20 : 16,014,559.20 = 4,299,080.80 : x
  2. Step 2: Convert to fraction form
    10,692,119.20/16,014,559.20 = 4,299,080.80/x
  3. Step 3: Cross multiply
    10,692,119.20x = 16,014,559.20 × 4,299,080.80
  4. Step 4: Simplify right side
    10,692,119.20x = 68,847,883,977,183.35
  5. Step 5: Solve for x
    x = 68,847,883,977,183.35/10,692,119.20
  6. Step 6: Final answer
    x = 6,439,124.25

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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.