Home / 11,588,372.89-15,992,762.88-7,661,306.08

Finding the Fourth Proportional to 11,588,372.89, 15,992,762.88 and 7,661,306.08

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Solution

The fourth proportional to 11,588,372.89, 15,992,762.88 and 7,661,306.08 is: 10,573,136.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588,372.89 : 15,992,762.88 = 7,661,306.08 : x
  2. Step 2: Convert to fraction form
    11,588,372.89/15,992,762.88 = 7,661,306.08/x
  3. Step 3: Cross multiply
    11,588,372.89x = 15,992,762.88 × 7,661,306.08
  4. Step 4: Simplify right side
    11,588,372.89x = 122,525,451,408,578.50
  5. Step 5: Solve for x
    x = 122,525,451,408,578.50/11,588,372.89
  6. Step 6: Final answer
    x = 10,573,136.76

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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.