Home / 14,432,868.82-19,917,300.09-7,906,489.30

Finding the Fourth Proportional to 14,432,868.82, 19,917,300.09 and 7,906,489.30

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Solution

The fourth proportional to 14,432,868.82, 19,917,300.09 and 7,906,489.30 is: 10,910,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432,868.82 : 19,917,300.09 = 7,906,489.30 : x
  2. Step 2: Convert to fraction form
    14,432,868.82/19,917,300.09 = 7,906,489.30/x
  3. Step 3: Cross multiply
    14,432,868.82x = 19,917,300.09 × 7,906,489.30
  4. Step 4: Simplify right side
    14,432,868.82x = 157,475,920,046,474.03
  5. Step 5: Solve for x
    x = 157,475,920,046,474.03/14,432,868.82
  6. Step 6: Final answer
    x = 10,910,922.98

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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.