Home / 15,624,177.24-21,561,537.03-8,654,961.54

Finding the Fourth Proportional to 15,624,177.24, 21,561,537.03 and 8,654,961.54

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Solution

The fourth proportional to 15,624,177.24, 21,561,537.03 and 8,654,961.54 is: 11,943,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624,177.24 : 21,561,537.03 = 8,654,961.54 : x
  2. Step 2: Convert to fraction form
    15,624,177.24/21,561,537.03 = 8,654,961.54/x
  3. Step 3: Cross multiply
    15,624,177.24x = 21,561,537.03 × 8,654,961.54
  4. Step 4: Simplify right side
    15,624,177.24x = 186,614,273,737,935.81
  5. Step 5: Solve for x
    x = 186,614,273,737,935.81/15,624,177.24
  6. Step 6: Final answer
    x = 11,943,942.45

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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.