Home / 8,161,277.10-12,231,418.05-4,963,008.30

Finding the Fourth Proportional to 8,161,277.10, 12,231,418.05 and 4,963,008.30

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Solution

The fourth proportional to 8,161,277.10, 12,231,418.05 and 4,963,008.30 is: 7,438,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,277.10 : 12,231,418.05 = 4,963,008.30 : x
  2. Step 2: Convert to fraction form
    8,161,277.10/12,231,418.05 = 4,963,008.30/x
  3. Step 3: Cross multiply
    8,161,277.10x = 12,231,418.05 × 4,963,008.30
  4. Step 4: Simplify right side
    8,161,277.10x = 60,704,629,302,919.82
  5. Step 5: Solve for x
    x = 60,704,629,302,919.82/8,161,277.10
  6. Step 6: Final answer
    x = 7,438,128.68

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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.