Home / 22,301,180.20-30,773,132.57-12,378,481.16

Finding the Fourth Proportional to 22,301,180.20, 30,773,132.57 and 12,378,481.16

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Solution

The fourth proportional to 22,301,180.20, 30,773,132.57 and 12,378,481.16 is: 17,080,918.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,301,180.20 : 30,773,132.57 = 12,378,481.16 : x
  2. Step 2: Convert to fraction form
    22,301,180.20/30,773,132.57 = 12,378,481.16/x
  3. Step 3: Cross multiply
    22,301,180.20x = 30,773,132.57 × 12,378,481.16
  4. Step 4: Simplify right side
    22,301,180.20x = 380,924,641,766,967.81
  5. Step 5: Solve for x
    x = 380,924,641,766,967.81/22,301,180.20
  6. Step 6: Final answer
    x = 17,080,918.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.