Home / 18,144,416.60-27,216,624.90-16,695,747.80

Finding the Fourth Proportional to 18,144,416.60, 27,216,624.90 and 16,695,747.80

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Solution

The fourth proportional to 18,144,416.60, 27,216,624.90 and 16,695,747.80 is: 25,043,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,416.60 : 27,216,624.90 = 16,695,747.80 : x
  2. Step 2: Convert to fraction form
    18,144,416.60/27,216,624.90 = 16,695,747.80/x
  3. Step 3: Cross multiply
    18,144,416.60x = 27,216,624.90 × 16,695,747.80
  4. Step 4: Simplify right side
    18,144,416.60x = 454,401,905,297,600.19
  5. Step 5: Solve for x
    x = 454,401,905,297,600.19/18,144,416.60
  6. Step 6: Final answer
    x = 25,043,621.70

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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.