Home / 8,226,944.52-12,345,142.01-6,424,769.04

Finding the Fourth Proportional to 8,226,944.52, 12,345,142.01 and 6,424,769.04

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Solution

The fourth proportional to 8,226,944.52, 12,345,142.01 and 6,424,769.04 is: 9,640,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,944.52 : 12,345,142.01 = 6,424,769.04 : x
  2. Step 2: Convert to fraction form
    8,226,944.52/12,345,142.01 = 6,424,769.04/x
  3. Step 3: Cross multiply
    8,226,944.52x = 12,345,142.01 × 6,424,769.04
  4. Step 4: Simplify right side
    8,226,944.52x = 79,314,686,137,972.56
  5. Step 5: Solve for x
    x = 79,314,686,137,972.56/8,226,944.52
  6. Step 6: Final answer
    x = 9,640,843.69

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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.