Home / 17,387,861.90-26,081,792.85-10,921,340.30

Finding the Fourth Proportional to 17,387,861.90, 26,081,792.85 and 10,921,340.30

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Solution

The fourth proportional to 17,387,861.90, 26,081,792.85 and 10,921,340.30 is: 16,382,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,861.90 : 26,081,792.85 = 10,921,340.30 : x
  2. Step 2: Convert to fraction form
    17,387,861.90/26,081,792.85 = 10,921,340.30/x
  3. Step 3: Cross multiply
    17,387,861.90x = 26,081,792.85 × 10,921,340.30
  4. Step 4: Simplify right side
    17,387,861.90x = 284,848,135,348,956.88
  5. Step 5: Solve for x
    x = 284,848,135,348,956.88/17,387,861.90
  6. Step 6: Final answer
    x = 16,382,010.45

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Similar ratio
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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.