Home / 26,450,695.68-36,507,330.20-15,287,662.86

Finding the Fourth Proportional to 26,450,695.68, 36,507,330.20 and 15,287,662.86

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Solution

The fourth proportional to 26,450,695.68, 36,507,330.20 and 15,287,662.86 is: 21,100,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,450,695.68 : 36,507,330.20 = 15,287,662.86 : x
  2. Step 2: Convert to fraction form
    26,450,695.68/36,507,330.20 = 15,287,662.86/x
  3. Step 3: Cross multiply
    26,450,695.68x = 36,507,330.20 × 15,287,662.86
  4. Step 4: Simplify right side
    26,450,695.68x = 558,111,755,757,321.44
  5. Step 5: Solve for x
    x = 558,111,755,757,321.44/26,450,695.68
  6. Step 6: Final answer
    x = 21,100,078.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.