Home / 7,663,382.49-11,495,073.72-5,259,940.58

Finding the Fourth Proportional to 7,663,382.49, 11,495,073.72 and 5,259,940.58

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Solution

The fourth proportional to 7,663,382.49, 11,495,073.72 and 5,259,940.58 is: 7,889,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663,382.49 : 11,495,073.72 = 5,259,940.58 : x
  2. Step 2: Convert to fraction form
    7,663,382.49/11,495,073.72 = 5,259,940.58/x
  3. Step 3: Cross multiply
    7,663,382.49x = 11,495,073.72 × 5,259,940.58
  4. Step 4: Simplify right side
    7,663,382.49x = 60,463,404,672,444.20
  5. Step 5: Solve for x
    x = 60,463,404,672,444.20/7,663,382.49
  6. Step 6: Final answer
    x = 7,889,910.85

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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.