Home / 21,408,745.28-29,544,281.16-11,619,276.44

Finding the Fourth Proportional to 21,408,745.28, 29,544,281.16 and 11,619,276.44

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Solution

The fourth proportional to 21,408,745.28, 29,544,281.16 and 11,619,276.44 is: 16,034,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,408,745.28 : 29,544,281.16 = 11,619,276.44 : x
  2. Step 2: Convert to fraction form
    21,408,745.28/29,544,281.16 = 11,619,276.44/x
  3. Step 3: Cross multiply
    21,408,745.28x = 29,544,281.16 × 11,619,276.44
  4. Step 4: Simplify right side
    21,408,745.28x = 343,283,170,019,123.88
  5. Step 5: Solve for x
    x = 343,283,170,019,123.88/21,408,745.28
  6. Step 6: Final answer
    x = 16,034,716.91

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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.