Home / 29,037,107.40-40,079,670.07-18,980,067.31

Finding the Fourth Proportional to 29,037,107.40, 40,079,670.07 and 18,980,067.31

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Solution

The fourth proportional to 29,037,107.40, 40,079,670.07 and 18,980,067.31 is: 26,198,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037,107.40 : 40,079,670.07 = 18,980,067.31 : x
  2. Step 2: Convert to fraction form
    29,037,107.40/40,079,670.07 = 18,980,067.31/x
  3. Step 3: Cross multiply
    29,037,107.40x = 40,079,670.07 × 18,980,067.31
  4. Step 4: Simplify right side
    29,037,107.40x = 760,714,835,691,192.38
  5. Step 5: Solve for x
    x = 760,714,835,691,192.38/29,037,107.40
  6. Step 6: Final answer
    x = 26,198,023.97

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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.