Home / 9,151,943.79-12,629,647.79-5,022,044.06

Finding the Fourth Proportional to 9,151,943.79, 12,629,647.79 and 5,022,044.06

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Solution

The fourth proportional to 9,151,943.79, 12,629,647.79 and 5,022,044.06 is: 6,930,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,943.79 : 12,629,647.79 = 5,022,044.06 : x
  2. Step 2: Convert to fraction form
    9,151,943.79/12,629,647.79 = 5,022,044.06/x
  3. Step 3: Cross multiply
    9,151,943.79x = 12,629,647.79 × 5,022,044.06
  4. Step 4: Simplify right side
    9,151,943.79x = 63,426,647,594,235.83
  5. Step 5: Solve for x
    x = 63,426,647,594,235.83/9,151,943.79
  6. Step 6: Final answer
    x = 6,930,401.78

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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.