Home / 48,376,590.22-72,538,116.46-19,200,872.98

Finding the Fourth Proportional to 48,376,590.22, 72,538,116.46 and 19,200,872.98

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Solution

The fourth proportional to 48,376,590.22, 72,538,116.46 and 19,200,872.98 is: 28,790,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,376,590.22 : 72,538,116.46 = 19,200,872.98 : x
  2. Step 2: Convert to fraction form
    48,376,590.22/72,538,116.46 = 19,200,872.98/x
  3. Step 3: Cross multiply
    48,376,590.22x = 72,538,116.46 × 19,200,872.98
  4. Step 4: Simplify right side
    48,376,590.22x = 1,392,795,160,505,230.50
  5. Step 5: Solve for x
    x = 1,392,795,160,505,230.50/48,376,590.22
  6. Step 6: Final answer
    x = 28,790,684.79

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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.