Home / 10,858,682.20-16,288,023.30-4,126,739.80

Finding the Fourth Proportional to 10,858,682.20, 16,288,023.30 and 4,126,739.80

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Solution

The fourth proportional to 10,858,682.20, 16,288,023.30 and 4,126,739.80 is: 6,190,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,682.20 : 16,288,023.30 = 4,126,739.80 : x
  2. Step 2: Convert to fraction form
    10,858,682.20/16,288,023.30 = 4,126,739.80/x
  3. Step 3: Cross multiply
    10,858,682.20x = 16,288,023.30 × 4,126,739.80
  4. Step 4: Simplify right side
    10,858,682.20x = 67,216,434,015,437.34
  5. Step 5: Solve for x
    x = 67,216,434,015,437.34/10,858,682.20
  6. Step 6: Final answer
    x = 6,190,109.70

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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.