Home / 48,122,608.60-72,183,912.90-28,990,732.60

Finding the Fourth Proportional to 48,122,608.60, 72,183,912.90 and 28,990,732.60

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Solution

The fourth proportional to 48,122,608.60, 72,183,912.90 and 28,990,732.60 is: 43,486,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122,608.60 : 72,183,912.90 = 28,990,732.60 : x
  2. Step 2: Convert to fraction form
    48,122,608.60/72,183,912.90 = 28,990,732.60/x
  3. Step 3: Cross multiply
    48,122,608.60x = 72,183,912.90 × 28,990,732.60
  4. Step 4: Simplify right side
    48,122,608.60x = 2,092,664,516,905,590.75
  5. Step 5: Solve for x
    x = 2,092,664,516,905,590.75/48,122,608.60
  6. Step 6: Final answer
    x = 43,486,098.90

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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.