Home / 48,122,609.60-72,183,914.40-28,990,733.60

Finding the Fourth Proportional to 48,122,609.60, 72,183,914.40 and 28,990,733.60

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Solution

The fourth proportional to 48,122,609.60, 72,183,914.40 and 28,990,733.60 is: 43,486,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122,609.60 : 72,183,914.40 = 28,990,733.60 : x
  2. Step 2: Convert to fraction form
    48,122,609.60/72,183,914.40 = 28,990,733.60/x
  3. Step 3: Cross multiply
    48,122,609.60x = 72,183,914.40 × 28,990,733.60
  4. Step 4: Simplify right side
    48,122,609.60x = 2,092,664,632,575,604
  5. Step 5: Solve for x
    x = 2,092,664,632,575,604/48,122,609.60
  6. Step 6: Final answer
    x = 43,486,100.40

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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.