Home / 7,781,183.01-11,647,857.15-6,633,270.45

Finding the Fourth Proportional to 7,781,183.01, 11,647,857.15 and 6,633,270.45

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Solution

The fourth proportional to 7,781,183.01, 11,647,857.15 and 6,633,270.45 is: 9,929,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,183.01 : 11,647,857.15 = 6,633,270.45 : x
  2. Step 2: Convert to fraction form
    7,781,183.01/11,647,857.15 = 6,633,270.45/x
  3. Step 3: Cross multiply
    7,781,183.01x = 11,647,857.15 × 6,633,270.45
  4. Step 4: Simplify right side
    7,781,183.01x = 77,263,386,638,916.22
  5. Step 5: Solve for x
    x = 77,263,386,638,916.22/7,781,183.01
  6. Step 6: Final answer
    x = 9,929,516.70

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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.