Home / 11,644,552.85-16,072,221.30-7,237,606.72

Finding the Fourth Proportional to 11,644,552.85, 16,072,221.30 and 7,237,606.72

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Solution

The fourth proportional to 11,644,552.85, 16,072,221.30 and 7,237,606.72 is: 9,989,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644,552.85 : 16,072,221.30 = 7,237,606.72 : x
  2. Step 2: Convert to fraction form
    11,644,552.85/16,072,221.30 = 7,237,606.72/x
  3. Step 3: Cross multiply
    11,644,552.85x = 16,072,221.30 × 7,237,606.72
  4. Step 4: Simplify right side
    11,644,552.85x = 116,324,416,889,732.52
  5. Step 5: Solve for x
    x = 116,324,416,889,732.52/11,644,552.85
  6. Step 6: Final answer
    x = 9,989,599.29

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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.