Home / 14,375,912.82-19,839,168.45-7,849,956.66

Finding the Fourth Proportional to 14,375,912.82, 19,839,168.45 and 7,849,956.66

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Solution

The fourth proportional to 14,375,912.82, 19,839,168.45 and 7,849,956.66 is: 10,833,163.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375,912.82 : 19,839,168.45 = 7,849,956.66 : x
  2. Step 2: Convert to fraction form
    14,375,912.82/19,839,168.45 = 7,849,956.66/x
  3. Step 3: Cross multiply
    14,375,912.82x = 19,839,168.45 × 7,849,956.66
  4. Step 4: Simplify right side
    14,375,912.82x = 155,736,612,502,939.38
  5. Step 5: Solve for x
    x = 155,736,612,502,939.38/14,375,912.82
  6. Step 6: Final answer
    x = 10,833,163.39

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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.