Home / 41,678,990-62,512,809.72-10,970,997.68

Finding the Fourth Proportional to 41,678,990, 62,512,809.72 and 10,970,997.68

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Solution

The fourth proportional to 41,678,990, 62,512,809.72 and 10,970,997.68 is: 16,455,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,678,990 : 62,512,809.72 = 10,970,997.68 : x
  2. Step 2: Convert to fraction form
    41,678,990/62,512,809.72 = 10,970,997.68/x
  3. Step 3: Cross multiply
    41,678,990x = 62,512,809.72 × 10,970,997.68
  4. Step 4: Simplify right side
    41,678,990x = 685,827,890,408,401.38
  5. Step 5: Solve for x
    x = 685,827,890,408,401.38/41,678,990
  6. Step 6: Final answer
    x = 16,455,002.64

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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.