Home / 21,516,523.29-29,691,940.34-11,726,762.24

Finding the Fourth Proportional to 21,516,523.29, 29,691,940.34 and 11,726,762.24

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Solution

The fourth proportional to 21,516,523.29, 29,691,940.34 and 11,726,762.24 is: 16,182,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,516,523.29 : 29,691,940.34 = 11,726,762.24 : x
  2. Step 2: Convert to fraction form
    21,516,523.29/29,691,940.34 = 11,726,762.24/x
  3. Step 3: Cross multiply
    21,516,523.29x = 29,691,940.34 × 11,726,762.24
  4. Step 4: Simplify right side
    21,516,523.29x = 348,190,324,811,444.75
  5. Step 5: Solve for x
    x = 348,190,324,811,444.75/21,516,523.29
  6. Step 6: Final answer
    x = 16,182,462.20

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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.