Home / 43,743,780.60-65,615,670.90-18,234,612.60

Finding the Fourth Proportional to 43,743,780.60, 65,615,670.90 and 18,234,612.60

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Solution

The fourth proportional to 43,743,780.60, 65,615,670.90 and 18,234,612.60 is: 27,351,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,743,780.60 : 65,615,670.90 = 18,234,612.60 : x
  2. Step 2: Convert to fraction form
    43,743,780.60/65,615,670.90 = 18,234,612.60/x
  3. Step 3: Cross multiply
    43,743,780.60x = 65,615,670.90 × 18,234,612.60
  4. Step 4: Simplify right side
    43,743,780.60x = 1,196,476,339,350,593.50
  5. Step 5: Solve for x
    x = 1,196,476,339,350,593.50/43,743,780.60
  6. Step 6: Final answer
    x = 27,351,918.90

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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.