Home / 14,546,131.61-21,819,306.79-6,456,932.55

Finding the Fourth Proportional to 14,546,131.61, 21,819,306.79 and 6,456,932.55

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Solution

The fourth proportional to 14,546,131.61, 21,819,306.79 and 6,456,932.55 is: 9,685,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546,131.61 : 21,819,306.79 = 6,456,932.55 : x
  2. Step 2: Convert to fraction form
    14,546,131.61/21,819,306.79 = 6,456,932.55/x
  3. Step 3: Cross multiply
    14,546,131.61x = 21,819,306.79 × 6,456,932.55
  4. Step 4: Simplify right side
    14,546,131.61x = 140,885,792,230,787
  5. Step 5: Solve for x
    x = 140,885,792,230,787/14,546,131.61
  6. Step 6: Final answer
    x = 9,685,447.38

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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.