Home / 13,187,795.41-19,747,624.65-9,101,724.89

Finding the Fourth Proportional to 13,187,795.41, 19,747,624.65 and 9,101,724.89

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Solution

The fourth proportional to 13,187,795.41, 19,747,624.65 and 9,101,724.89 is: 13,629,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,795.41 : 19,747,624.65 = 9,101,724.89 : x
  2. Step 2: Convert to fraction form
    13,187,795.41/19,747,624.65 = 9,101,724.89/x
  3. Step 3: Cross multiply
    13,187,795.41x = 19,747,624.65 × 9,101,724.89
  4. Step 4: Simplify right side
    13,187,795.41x = 179,737,446,795,282.53
  5. Step 5: Solve for x
    x = 179,737,446,795,282.53/13,187,795.41
  6. Step 6: Final answer
    x = 13,629,074.55

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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.