Home / 8,443,087.67-11,627,295.85-7,916,977.82

Finding the Fourth Proportional to 8,443,087.67, 11,627,295.85 and 7,916,977.82

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Solution

The fourth proportional to 8,443,087.67, 11,627,295.85 and 7,916,977.82 is: 10,902,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443,087.67 : 11,627,295.85 = 7,916,977.82 : x
  2. Step 2: Convert to fraction form
    8,443,087.67/11,627,295.85 = 7,916,977.82/x
  3. Step 3: Cross multiply
    8,443,087.67x = 11,627,295.85 × 7,916,977.82
  4. Step 4: Simplify right side
    8,443,087.67x = 92,053,043,302,787.80
  5. Step 5: Solve for x
    x = 92,053,043,302,787.80/8,443,087.67
  6. Step 6: Final answer
    x = 10,902,770.05

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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.