Home / 14,067,728.86-19,413,048.86-7,788,536.03

Finding the Fourth Proportional to 14,067,728.86, 19,413,048.86 and 7,788,536.03

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Solution

The fourth proportional to 14,067,728.86, 19,413,048.86 and 7,788,536.03 is: 10,747,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067,728.86 : 19,413,048.86 = 7,788,536.03 : x
  2. Step 2: Convert to fraction form
    14,067,728.86/19,413,048.86 = 7,788,536.03/x
  3. Step 3: Cross multiply
    14,067,728.86x = 19,413,048.86 × 7,788,536.03
  4. Step 4: Simplify right side
    14,067,728.86x = 151,199,230,498,260.44
  5. Step 5: Solve for x
    x = 151,199,230,498,260.44/14,067,728.86
  6. Step 6: Final answer
    x = 10,747,948.87

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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.