Home / 20,023,537.72-27,633,064.86-11,321,523.40

Finding the Fourth Proportional to 20,023,537.72, 27,633,064.86 and 11,321,523.40

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Solution

The fourth proportional to 20,023,537.72, 27,633,064.86 and 11,321,523.40 is: 15,624,031.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,537.72 : 27,633,064.86 = 11,321,523.40 : x
  2. Step 2: Convert to fraction form
    20,023,537.72/27,633,064.86 = 11,321,523.40/x
  3. Step 3: Cross multiply
    20,023,537.72x = 27,633,064.86 × 11,321,523.40
  4. Step 4: Simplify right side
    20,023,537.72x = 312,848,390,426,207.75
  5. Step 5: Solve for x
    x = 312,848,390,426,207.75/20,023,537.72
  6. Step 6: Final answer
    x = 15,624,031.82

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