Home / 27,607,693.44-38,100,321.48-15,217,758.92

Finding the Fourth Proportional to 27,607,693.44, 38,100,321.48 and 15,217,758.92

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Solution

The fourth proportional to 27,607,693.44, 38,100,321.48 and 15,217,758.92 is: 21,001,446.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607,693.44 : 38,100,321.48 = 15,217,758.92 : x
  2. Step 2: Convert to fraction form
    27,607,693.44/38,100,321.48 = 15,217,758.92/x
  3. Step 3: Cross multiply
    27,607,693.44x = 38,100,321.48 × 15,217,758.92
  4. Step 4: Simplify right side
    27,607,693.44x = 579,801,507,057,137.50
  5. Step 5: Solve for x
    x = 579,801,507,057,137.50/27,607,693.44
  6. Step 6: Final answer
    x = 21,001,446.87

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1.5x scale

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.