Home / 16,789,403.10-25,171,663.05-11,384,564.70

Finding the Fourth Proportional to 16,789,403.10, 25,171,663.05 and 11,384,564.70

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Solution

The fourth proportional to 16,789,403.10, 25,171,663.05 and 11,384,564.70 is: 17,068,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,403.10 : 25,171,663.05 = 11,384,564.70 : x
  2. Step 2: Convert to fraction form
    16,789,403.10/25,171,663.05 = 11,384,564.70/x
  3. Step 3: Cross multiply
    16,789,403.10x = 25,171,663.05 × 11,384,564.70
  4. Step 4: Simplify right side
    16,789,403.10x = 286,568,426,599,324.31
  5. Step 5: Solve for x
    x = 286,568,426,599,324.31/16,789,403.10
  6. Step 6: Final answer
    x = 17,068,410.65

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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.