Home / 14,067,767.25-19,413,518.82-7,956,064.53

Finding the Fourth Proportional to 14,067,767.25, 19,413,518.82 and 7,956,064.53

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Solution

The fourth proportional to 14,067,767.25, 19,413,518.82 and 7,956,064.53 is: 10,979,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067,767.25 : 19,413,518.82 = 7,956,064.53 : x
  2. Step 2: Convert to fraction form
    14,067,767.25/19,413,518.82 = 7,956,064.53/x
  3. Step 3: Cross multiply
    14,067,767.25x = 19,413,518.82 × 7,956,064.53
  4. Step 4: Simplify right side
    14,067,767.25x = 154,455,208,486,289.47
  5. Step 5: Solve for x
    x = 154,455,208,486,289.47/14,067,767.25
  6. Step 6: Final answer
    x = 10,979,369.06

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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.