Home / 13,471,945.10-20,207,917.65-13,471,945.10

Finding the Fourth Proportional to 13,471,945.10, 20,207,917.65 and 13,471,945.10

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Solution

The fourth proportional to 13,471,945.10, 20,207,917.65 and 13,471,945.10 is: 20,207,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,945.10 : 20,207,917.65 = 13,471,945.10 : x
  2. Step 2: Convert to fraction form
    13,471,945.10/20,207,917.65 = 13,471,945.10/x
  3. Step 3: Cross multiply
    13,471,945.10x = 20,207,917.65 × 13,471,945.10
  4. Step 4: Simplify right side
    13,471,945.10x = 272,239,957,166,121
  5. Step 5: Solve for x
    x = 272,239,957,166,121/13,471,945.10
  6. Step 6: Final answer
    x = 20,207,917.65

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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.