Home / 7,782,003.70-11,687,002.35-5,654,490.10

Finding the Fourth Proportional to 7,782,003.70, 11,687,002.35 and 5,654,490.10

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Solution

The fourth proportional to 7,782,003.70, 11,687,002.35 and 5,654,490.10 is: 8,491,905.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,003.70 : 11,687,002.35 = 5,654,490.10 : x
  2. Step 2: Convert to fraction form
    7,782,003.70/11,687,002.35 = 5,654,490.10/x
  3. Step 3: Cross multiply
    7,782,003.70x = 11,687,002.35 × 5,654,490.10
  4. Step 4: Simplify right side
    7,782,003.70x = 66,084,039,086,751.73
  5. Step 5: Solve for x
    x = 66,084,039,086,751.73/7,782,003.70
  6. Step 6: Final answer
    x = 8,491,905.38

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1.5x scale

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.