Home / 14,074,522.60-21,086,900.70-12,481,997.80

Finding the Fourth Proportional to 14,074,522.60, 21,086,900.70 and 12,481,997.80

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Solution

The fourth proportional to 14,074,522.60, 21,086,900.70 and 12,481,997.80 is: 18,700,929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074,522.60 : 21,086,900.70 = 12,481,997.80 : x
  2. Step 2: Convert to fraction form
    14,074,522.60/21,086,900.70 = 12,481,997.80/x
  3. Step 3: Cross multiply
    14,074,522.60x = 21,086,900.70 × 12,481,997.80
  4. Step 4: Simplify right side
    14,074,522.60x = 263,206,648,146,218.47
  5. Step 5: Solve for x
    x = 263,206,648,146,218.47/14,074,522.60
  6. Step 6: Final answer
    x = 18,700,929.02

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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.