Home / 11,663,940.60-17,495,910.90-3,145,138.20

Finding the Fourth Proportional to 11,663,940.60, 17,495,910.90 and 3,145,138.20

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Solution

The fourth proportional to 11,663,940.60, 17,495,910.90 and 3,145,138.20 is: 4,717,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663,940.60 : 17,495,910.90 = 3,145,138.20 : x
  2. Step 2: Convert to fraction form
    11,663,940.60/17,495,910.90 = 3,145,138.20/x
  3. Step 3: Cross multiply
    11,663,940.60x = 17,495,910.90 × 3,145,138.20
  4. Step 4: Simplify right side
    11,663,940.60x = 55,027,057,715,386.38
  5. Step 5: Solve for x
    x = 55,027,057,715,386.38/11,663,940.60
  6. Step 6: Final answer
    x = 4,717,707.30

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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.