Home / 21,093,317.40-29,109,908.24-11,800,333.10

Finding the Fourth Proportional to 21,093,317.40, 29,109,908.24 and 11,800,333.10

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Solution

The fourth proportional to 21,093,317.40, 29,109,908.24 and 11,800,333.10 is: 16,285,091.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,093,317.40 : 29,109,908.24 = 11,800,333.10 : x
  2. Step 2: Convert to fraction form
    21,093,317.40/29,109,908.24 = 11,800,333.10/x
  3. Step 3: Cross multiply
    21,093,317.40x = 29,109,908.24 × 11,800,333.10
  4. Step 4: Simplify right side
    21,093,317.40x = 343,506,613,537,883.56
  5. Step 5: Solve for x
    x = 343,506,613,537,883.56/21,093,317.40
  6. Step 6: Final answer
    x = 16,285,091.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.