Home / 32,601,743.45-48,902,615.18-21,122,617.85

Finding the Fourth Proportional to 32,601,743.45, 48,902,615.18 and 21,122,617.85

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Solution

The fourth proportional to 32,601,743.45, 48,902,615.18 and 21,122,617.85 is: 31,683,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,601,743.45 : 48,902,615.18 = 21,122,617.85 : x
  2. Step 2: Convert to fraction form
    32,601,743.45/48,902,615.18 = 21,122,617.85/x
  3. Step 3: Cross multiply
    32,601,743.45x = 48,902,615.18 × 21,122,617.85
  4. Step 4: Simplify right side
    32,601,743.45x = 1,032,951,252,207,135.88
  5. Step 5: Solve for x
    x = 1,032,951,252,207,135.88/32,601,743.45
  6. Step 6: Final answer
    x = 31,683,926.78

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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.