Home / 81,664,424.42-122,514,573.09-24,152,211.86

Finding the Fourth Proportional to 81,664,424.42, 122,514,573.09 and 24,152,211.86

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Solution

The fourth proportional to 81,664,424.42, 122,514,573.09 and 24,152,211.86 is: 36,233,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,664,424.42 : 122,514,573.09 = 24,152,211.86 : x
  2. Step 2: Convert to fraction form
    81,664,424.42/122,514,573.09 = 24,152,211.86/x
  3. Step 3: Cross multiply
    81,664,424.42x = 122,514,573.09 × 24,152,211.86
  4. Step 4: Simplify right side
    81,664,424.42x = 2,958,997,924,594,562
  5. Step 5: Solve for x
    x = 2,958,997,924,594,562/81,664,424.42
  6. Step 6: Final answer
    x = 36,233,622.48

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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.