Home / 10,368,431.85-15,552,647.78-9,738,575.85

Finding the Fourth Proportional to 10,368,431.85, 15,552,647.78 and 9,738,575.85

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Solution

The fourth proportional to 10,368,431.85, 15,552,647.78 and 9,738,575.85 is: 14,607,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,431.85 : 15,552,647.78 = 9,738,575.85 : x
  2. Step 2: Convert to fraction form
    10,368,431.85/15,552,647.78 = 9,738,575.85/x
  3. Step 3: Cross multiply
    10,368,431.85x = 15,552,647.78 × 9,738,575.85
  4. Step 4: Simplify right side
    10,368,431.85x = 151,460,640,025,171.22
  5. Step 5: Solve for x
    x = 151,460,640,025,171.22/10,368,431.85
  6. Step 6: Final answer
    x = 14,607,863.78

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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.