Home / 8,394,513.70-12,591,770.55-2,715,312.10

Finding the Fourth Proportional to 8,394,513.70, 12,591,770.55 and 2,715,312.10

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Solution

The fourth proportional to 8,394,513.70, 12,591,770.55 and 2,715,312.10 is: 4,072,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,513.70 : 12,591,770.55 = 2,715,312.10 : x
  2. Step 2: Convert to fraction form
    8,394,513.70/12,591,770.55 = 2,715,312.10/x
  3. Step 3: Cross multiply
    8,394,513.70x = 12,591,770.55 × 2,715,312.10
  4. Step 4: Simplify right side
    8,394,513.70x = 34,190,586,934,838.66
  5. Step 5: Solve for x
    x = 34,190,586,934,838.66/8,394,513.70
  6. Step 6: Final answer
    x = 4,072,968.15

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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.