Home / 21,025,697.52-29,015,408.40-11,733,168.54

Finding the Fourth Proportional to 21,025,697.52, 29,015,408.40 and 11,733,168.54

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Solution

The fourth proportional to 21,025,697.52, 29,015,408.40 and 11,733,168.54 is: 16,191,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025,697.52 : 29,015,408.40 = 11,733,168.54 : x
  2. Step 2: Convert to fraction form
    21,025,697.52/29,015,408.40 = 11,733,168.54/x
  3. Step 3: Cross multiply
    21,025,697.52x = 29,015,408.40 × 11,733,168.54
  4. Step 4: Simplify right side
    21,025,697.52x = 340,442,677,014,131.69
  5. Step 5: Solve for x
    x = 340,442,677,014,131.69/21,025,697.52
  6. Step 6: Final answer
    x = 16,191,742.35

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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.