Home / 20,224,898.16-27,910,359.72-11,057,541.12

Finding the Fourth Proportional to 20,224,898.16, 27,910,359.72 and 11,057,541.12

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Solution

The fourth proportional to 20,224,898.16, 27,910,359.72 and 11,057,541.12 is: 15,259,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224,898.16 : 27,910,359.72 = 11,057,541.12 : x
  2. Step 2: Convert to fraction form
    20,224,898.16/27,910,359.72 = 11,057,541.12/x
  3. Step 3: Cross multiply
    20,224,898.16x = 27,910,359.72 × 11,057,541.12
  4. Step 4: Simplify right side
    20,224,898.16x = 308,619,950,277,891.62
  5. Step 5: Solve for x
    x = 308,619,950,277,891.62/20,224,898.16
  6. Step 6: Final answer
    x = 15,259,406.89

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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.