Home / 11,847,400.20-17,771,100.30-9,934,212.60

Finding the Fourth Proportional to 11,847,400.20, 17,771,100.30 and 9,934,212.60

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Solution

The fourth proportional to 11,847,400.20, 17,771,100.30 and 9,934,212.60 is: 14,901,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,400.20 : 17,771,100.30 = 9,934,212.60 : x
  2. Step 2: Convert to fraction form
    11,847,400.20/17,771,100.30 = 9,934,212.60/x
  3. Step 3: Cross multiply
    11,847,400.20x = 17,771,100.30 × 9,934,212.60
  4. Step 4: Simplify right side
    11,847,400.20x = 176,541,888,516,123.78
  5. Step 5: Solve for x
    x = 176,541,888,516,123.78/11,847,400.20
  6. Step 6: Final answer
    x = 14,901,318.90

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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.