Home / 21,365,481.22-32,048,261.92-5,191,446.18

Finding the Fourth Proportional to 21,365,481.22, 32,048,261.92 and 5,191,446.18

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Solution

The fourth proportional to 21,365,481.22, 32,048,261.92 and 5,191,446.18 is: 7,787,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,365,481.22 : 32,048,261.92 = 5,191,446.18 : x
  2. Step 2: Convert to fraction form
    21,365,481.22/32,048,261.92 = 5,191,446.18/x
  3. Step 3: Cross multiply
    21,365,481.22x = 32,048,261.92 × 5,191,446.18
  4. Step 4: Simplify right side
    21,365,481.22x = 166,376,826,920,223.47
  5. Step 5: Solve for x
    x = 166,376,826,920,223.47/21,365,481.22
  6. Step 6: Final answer
    x = 7,787,179.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.