Home / 10,405,759.97-15,614,021.88-7,550,665.89

Finding the Fourth Proportional to 10,405,759.97, 15,614,021.88 and 7,550,665.89

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Solution

The fourth proportional to 10,405,759.97, 15,614,021.88 and 7,550,665.89 is: 11,329,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,759.97 : 15,614,021.88 = 7,550,665.89 : x
  2. Step 2: Convert to fraction form
    10,405,759.97/15,614,021.88 = 7,550,665.89/x
  3. Step 3: Cross multiply
    10,405,759.97x = 15,614,021.88 × 7,550,665.89
  4. Step 4: Simplify right side
    10,405,759.97x = 117,896,262,415,029.67
  5. Step 5: Solve for x
    x = 117,896,262,415,029.67/10,405,759.97
  6. Step 6: Final answer
    x = 11,329,904.09

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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.