Home / 21,726,617.92-29,982,250.53-11,803,244.16

Finding the Fourth Proportional to 21,726,617.92, 29,982,250.53 and 11,803,244.16

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Solution

The fourth proportional to 21,726,617.92, 29,982,250.53 and 11,803,244.16 is: 16,288,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,617.92 : 29,982,250.53 = 11,803,244.16 : x
  2. Step 2: Convert to fraction form
    21,726,617.92/29,982,250.53 = 11,803,244.16/x
  3. Step 3: Cross multiply
    21,726,617.92x = 29,982,250.53 × 11,803,244.16
  4. Step 4: Simplify right side
    21,726,617.92x = 353,887,823,471,879.44
  5. Step 5: Solve for x
    x = 353,887,823,471,879.44/21,726,617.92
  6. Step 6: Final answer
    x = 16,288,214.98

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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.