Home / 7,923,364.60-11,885,046.90-6,789,623.80

Finding the Fourth Proportional to 7,923,364.60, 11,885,046.90 and 6,789,623.80

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Solution

The fourth proportional to 7,923,364.60, 11,885,046.90 and 6,789,623.80 is: 10,184,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923,364.60 : 11,885,046.90 = 6,789,623.80 : x
  2. Step 2: Convert to fraction form
    7,923,364.60/11,885,046.90 = 6,789,623.80/x
  3. Step 3: Cross multiply
    7,923,364.60x = 11,885,046.90 × 6,789,623.80
  4. Step 4: Simplify right side
    7,923,364.60x = 80,694,997,296,356.22
  5. Step 5: Solve for x
    x = 80,694,997,296,356.22/7,923,364.60
  6. Step 6: Final answer
    x = 10,184,435.70

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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.