Home / 8,423,053.06-12,601,336.85-6,379,601.68

Finding the Fourth Proportional to 8,423,053.06, 12,601,336.85 and 6,379,601.68

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Solution

The fourth proportional to 8,423,053.06, 12,601,336.85 and 6,379,601.68 is: 9,544,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,053.06 : 12,601,336.85 = 6,379,601.68 : x
  2. Step 2: Convert to fraction form
    8,423,053.06/12,601,336.85 = 6,379,601.68/x
  3. Step 3: Cross multiply
    8,423,053.06x = 12,601,336.85 × 6,379,601.68
  4. Step 4: Simplify right side
    8,423,053.06x = 80,391,509,714,424.56
  5. Step 5: Solve for x
    x = 80,391,509,714,424.56/8,423,053.06
  6. Step 6: Final answer
    x = 9,544,224.54

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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.