Home / 14,067,330.70-19,413,959.52-7,872,998.26

Finding the Fourth Proportional to 14,067,330.70, 19,413,959.52 and 7,872,998.26

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Solution

The fourth proportional to 14,067,330.70, 19,413,959.52 and 7,872,998.26 is: 10,865,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067,330.70 : 19,413,959.52 = 7,872,998.26 : x
  2. Step 2: Convert to fraction form
    14,067,330.70/19,413,959.52 = 7,872,998.26/x
  3. Step 3: Cross multiply
    14,067,330.70x = 19,413,959.52 × 7,872,998.26
  4. Step 4: Simplify right side
    14,067,330.70x = 152,846,069,520,670.44
  5. Step 5: Solve for x
    x = 152,846,069,520,670.44/14,067,330.70
  6. Step 6: Final answer
    x = 10,865,321.42

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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.