Home / 18,496,661.70-27,744,992.55-8,399,282.70

Finding the Fourth Proportional to 18,496,661.70, 27,744,992.55 and 8,399,282.70

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Solution

The fourth proportional to 18,496,661.70, 27,744,992.55 and 8,399,282.70 is: 12,598,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496,661.70 : 27,744,992.55 = 8,399,282.70 : x
  2. Step 2: Convert to fraction form
    18,496,661.70/27,744,992.55 = 8,399,282.70/x
  3. Step 3: Cross multiply
    18,496,661.70x = 27,744,992.55 × 8,399,282.70
  4. Step 4: Simplify right side
    18,496,661.70x = 233,038,035,936,843.88
  5. Step 5: Solve for x
    x = 233,038,035,936,843.88/18,496,661.70
  6. Step 6: Final answer
    x = 12,598,924.05

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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.