Home / 20,277,653.24-27,983,046.41-10,985,404.31

Finding the Fourth Proportional to 20,277,653.24, 27,983,046.41 and 10,985,404.31

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Solution

The fourth proportional to 20,277,653.24, 27,983,046.41 and 10,985,404.31 is: 15,159,795.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277,653.24 : 27,983,046.41 = 10,985,404.31 : x
  2. Step 2: Convert to fraction form
    20,277,653.24/27,983,046.41 = 10,985,404.31/x
  3. Step 3: Cross multiply
    20,277,653.24x = 27,983,046.41 × 10,985,404.31
  4. Step 4: Simplify right side
    20,277,653.24x = 307,405,078,639,344.06
  5. Step 5: Solve for x
    x = 307,405,078,639,344.06/20,277,653.24
  6. Step 6: Final answer
    x = 15,159,795.62

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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.