Home / 17,516,945.20-26,295,078.60-13,545,463.60

Finding the Fourth Proportional to 17,516,945.20, 26,295,078.60 and 13,545,463.60

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Solution

The fourth proportional to 17,516,945.20, 26,295,078.60 and 13,545,463.60 is: 20,333,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516,945.20 : 26,295,078.60 = 13,545,463.60 : x
  2. Step 2: Convert to fraction form
    17,516,945.20/26,295,078.60 = 13,545,463.60/x
  3. Step 3: Cross multiply
    17,516,945.20x = 26,295,078.60 × 13,545,463.60
  4. Step 4: Simplify right side
    17,516,945.20x = 356,179,030,035,439
  5. Step 5: Solve for x
    x = 356,179,030,035,439/17,516,945.20
  6. Step 6: Final answer
    x = 20,333,398.66

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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.