Home / 10,363,138.20-15,544,707.30-10,164,072.60

Finding the Fourth Proportional to 10,363,138.20, 15,544,707.30 and 10,164,072.60

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Solution

The fourth proportional to 10,363,138.20, 15,544,707.30 and 10,164,072.60 is: 15,246,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,138.20 : 15,544,707.30 = 10,164,072.60 : x
  2. Step 2: Convert to fraction form
    10,363,138.20/15,544,707.30 = 10,164,072.60/x
  3. Step 3: Cross multiply
    10,363,138.20x = 15,544,707.30 × 10,164,072.60
  4. Step 4: Simplify right side
    10,363,138.20x = 157,997,533,542,949.97
  5. Step 5: Solve for x
    x = 157,997,533,542,949.97/10,363,138.20
  6. Step 6: Final answer
    x = 15,246,108.90

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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.