Home / 37,786,523.80-56,679,785.70-18,654,647.80

Finding the Fourth Proportional to 37,786,523.80, 56,679,785.70 and 18,654,647.80

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Solution

The fourth proportional to 37,786,523.80, 56,679,785.70 and 18,654,647.80 is: 27,981,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,786,523.80 : 56,679,785.70 = 18,654,647.80 : x
  2. Step 2: Convert to fraction form
    37,786,523.80/56,679,785.70 = 18,654,647.80/x
  3. Step 3: Cross multiply
    37,786,523.80x = 56,679,785.70 × 18,654,647.80
  4. Step 4: Simplify right side
    37,786,523.80x = 1,057,341,439,612,976.50
  5. Step 5: Solve for x
    x = 1,057,341,439,612,976.50/37,786,523.80
  6. Step 6: Final answer
    x = 27,981,971.70

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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.