Home / 6,169,865.91-8,513,401.10-3,876,402.75

Finding the Fourth Proportional to 6,169,865.91, 8,513,401.10 and 3,876,402.75

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Solution

The fourth proportional to 6,169,865.91, 8,513,401.10 and 3,876,402.75 is: 5,348,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169,865.91 : 8,513,401.10 = 3,876,402.75 : x
  2. Step 2: Convert to fraction form
    6,169,865.91/8,513,401.10 = 3,876,402.75/x
  3. Step 3: Cross multiply
    6,169,865.91x = 8,513,401.10 × 3,876,402.75
  4. Step 4: Simplify right side
    6,169,865.91x = 33,001,371,416,511.02
  5. Step 5: Solve for x
    x = 33,001,371,416,511.02/6,169,865.91
  6. Step 6: Final answer
    x = 5,348,798.81

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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.