Home / 11,651,420.52-16,072,375.86-7,292,940.12

Finding the Fourth Proportional to 11,651,420.52, 16,072,375.86 and 7,292,940.12

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Solution

The fourth proportional to 11,651,420.52, 16,072,375.86 and 7,292,940.12 is: 10,060,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651,420.52 : 16,072,375.86 = 7,292,940.12 : x
  2. Step 2: Convert to fraction form
    11,651,420.52/16,072,375.86 = 7,292,940.12/x
  3. Step 3: Cross multiply
    11,651,420.52x = 16,072,375.86 × 7,292,940.12
  4. Step 4: Simplify right side
    11,651,420.52x = 117,214,874,733,113.50
  5. Step 5: Solve for x
    x = 117,214,874,733,113.50/11,651,420.52
  6. Step 6: Final answer
    x = 10,060,135.98

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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.