Home / 9,967,072.20-14,957,606.70-4,291,369.80

Finding the Fourth Proportional to 9,967,072.20, 14,957,606.70 and 4,291,369.80

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Solution

The fourth proportional to 9,967,072.20, 14,957,606.70 and 4,291,369.80 is: 6,440,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,967,072.20 : 14,957,606.70 = 4,291,369.80 : x
  2. Step 2: Convert to fraction form
    9,967,072.20/14,957,606.70 = 4,291,369.80/x
  3. Step 3: Cross multiply
    9,967,072.20x = 14,957,606.70 × 4,291,369.80
  4. Step 4: Simplify right side
    9,967,072.20x = 64,188,621,672,657.66
  5. Step 5: Solve for x
    x = 64,188,621,672,657.66/9,967,072.20
  6. Step 6: Final answer
    x = 6,440,067.89

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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.