Home / 10,906,412.20-16,359,464.70-4,922,770.60

Finding the Fourth Proportional to 10,906,412.20, 16,359,464.70 and 4,922,770.60

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Solution

The fourth proportional to 10,906,412.20, 16,359,464.70 and 4,922,770.60 is: 7,384,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906,412.20 : 16,359,464.70 = 4,922,770.60 : x
  2. Step 2: Convert to fraction form
    10,906,412.20/16,359,464.70 = 4,922,770.60/x
  3. Step 3: Cross multiply
    10,906,412.20x = 16,359,464.70 × 4,922,770.60
  4. Step 4: Simplify right side
    10,906,412.20x = 80,533,891,856,897.81
  5. Step 5: Solve for x
    x = 80,533,891,856,897.81/10,906,412.20
  6. Step 6: Final answer
    x = 7,384,086.57

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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.