Home / 18,073,650.72-27,110,485.80-11,346,788.64

Finding the Fourth Proportional to 18,073,650.72, 27,110,485.80 and 11,346,788.64

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Solution

The fourth proportional to 18,073,650.72, 27,110,485.80 and 11,346,788.64 is: 17,020,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073,650.72 : 27,110,485.80 = 11,346,788.64 : x
  2. Step 2: Convert to fraction form
    18,073,650.72/27,110,485.80 = 11,346,788.64/x
  3. Step 3: Cross multiply
    18,073,650.72x = 27,110,485.80 × 11,346,788.64
  4. Step 4: Simplify right side
    18,073,650.72x = 307,616,952,300,321.31
  5. Step 5: Solve for x
    x = 307,616,952,300,321.31/18,073,650.72
  6. Step 6: Final answer
    x = 17,020,189.06

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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.