Home / 21,496,761.63-29,665,324.58-11,707,369.38

Finding the Fourth Proportional to 21,496,761.63, 29,665,324.58 and 11,707,369.38

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Solution

The fourth proportional to 21,496,761.63, 29,665,324.58 and 11,707,369.38 is: 16,156,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496,761.63 : 29,665,324.58 = 11,707,369.38 : x
  2. Step 2: Convert to fraction form
    21,496,761.63/29,665,324.58 = 11,707,369.38/x
  3. Step 3: Cross multiply
    21,496,761.63x = 29,665,324.58 × 11,707,369.38
  4. Step 4: Simplify right side
    21,496,761.63x = 347,302,912,577,116.50
  5. Step 5: Solve for x
    x = 347,302,912,577,116.50/21,496,761.63
  6. Step 6: Final answer
    x = 16,156,057.30

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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.