Home / 21,408,760.17-29,544,301.77-11,619,291.33

Finding the Fourth Proportional to 21,408,760.17, 29,544,301.77 and 11,619,291.33

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Solution

The fourth proportional to 21,408,760.17, 29,544,301.77 and 11,619,291.33 is: 16,034,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,408,760.17 : 29,544,301.77 = 11,619,291.33 : x
  2. Step 2: Convert to fraction form
    21,408,760.17/29,544,301.77 = 11,619,291.33/x
  3. Step 3: Cross multiply
    21,408,760.17x = 29,544,301.77 × 11,619,291.33
  4. Step 4: Simplify right side
    21,408,760.17x = 343,283,849,407,064.62
  5. Step 5: Solve for x
    x = 343,283,849,407,064.62/21,408,760.17
  6. Step 6: Final answer
    x = 16,034,737.49

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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.