Home / 18,127,861.70-27,191,792.55-16,616,207.30

Finding the Fourth Proportional to 18,127,861.70, 27,191,792.55 and 16,616,207.30

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Solution

The fourth proportional to 18,127,861.70, 27,191,792.55 and 16,616,207.30 is: 24,924,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,861.70 : 27,191,792.55 = 16,616,207.30 : x
  2. Step 2: Convert to fraction form
    18,127,861.70/27,191,792.55 = 16,616,207.30/x
  3. Step 3: Cross multiply
    18,127,861.70x = 27,191,792.55 × 16,616,207.30
  4. Step 4: Simplify right side
    18,127,861.70x = 451,824,461,869,395.62
  5. Step 5: Solve for x
    x = 451,824,461,869,395.62/18,127,861.70
  6. Step 6: Final answer
    x = 24,924,310.95

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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.