Home / 11,491,940.69-15,856,058.65-7,571,262.05

Finding the Fourth Proportional to 11,491,940.69, 15,856,058.65 and 7,571,262.05

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Solution

The fourth proportional to 11,491,940.69, 15,856,058.65 and 7,571,262.05 is: 10,446,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,940.69 : 15,856,058.65 = 7,571,262.05 : x
  2. Step 2: Convert to fraction form
    11,491,940.69/15,856,058.65 = 7,571,262.05/x
  3. Step 3: Cross multiply
    11,491,940.69x = 15,856,058.65 × 7,571,262.05
  4. Step 4: Simplify right side
    11,491,940.69x = 120,050,375,060,750.94
  5. Step 5: Solve for x
    x = 120,050,375,060,750.94/11,491,940.69
  6. Step 6: Final answer
    x = 10,446,484.05

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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.