Home / 15,250,010.91-21,027,235.21-11,375,806.02

Finding the Fourth Proportional to 15,250,010.91, 21,027,235.21 and 11,375,806.02

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Solution

The fourth proportional to 15,250,010.91, 21,027,235.21 and 11,375,806.02 is: 15,685,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250,010.91 : 21,027,235.21 = 11,375,806.02 : x
  2. Step 2: Convert to fraction form
    15,250,010.91/21,027,235.21 = 11,375,806.02/x
  3. Step 3: Cross multiply
    15,250,010.91x = 21,027,235.21 × 11,375,806.02
  4. Step 4: Simplify right side
    15,250,010.91x = 239,201,748,885,873.97
  5. Step 5: Solve for x
    x = 239,201,748,885,873.97/15,250,010.91
  6. Step 6: Final answer
    x = 15,685,349.36

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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.