Home / 13,186,505.80-19,770,312.30-5,092,553.80

Finding the Fourth Proportional to 13,186,505.80, 19,770,312.30 and 5,092,553.80

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Solution

The fourth proportional to 13,186,505.80, 19,770,312.30 and 5,092,553.80 is: 7,635,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186,505.80 : 19,770,312.30 = 5,092,553.80 : x
  2. Step 2: Convert to fraction form
    13,186,505.80/19,770,312.30 = 5,092,553.80/x
  3. Step 3: Cross multiply
    13,186,505.80x = 19,770,312.30 × 5,092,553.80
  4. Step 4: Simplify right side
    13,186,505.80x = 100,681,379,030,551.73
  5. Step 5: Solve for x
    x = 100,681,379,030,551.73/13,186,505.80
  6. Step 6: Final answer
    x = 7,635,182.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.