Home / 12,301,343.20-18,451,917.60-3,203,423.20

Finding the Fourth Proportional to 12,301,343.20, 18,451,917.60 and 3,203,423.20

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Solution

The fourth proportional to 12,301,343.20, 18,451,917.60 and 3,203,423.20 is: 4,805,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,343.20 : 18,451,917.60 = 3,203,423.20 : x
  2. Step 2: Convert to fraction form
    12,301,343.20/18,451,917.60 = 3,203,423.20/x
  3. Step 3: Cross multiply
    12,301,343.20x = 18,451,917.60 × 3,203,423.20
  4. Step 4: Simplify right side
    12,301,343.20x = 59,109,300,924,328.33
  5. Step 5: Solve for x
    x = 59,109,300,924,328.33/12,301,343.20
  6. Step 6: Final answer
    x = 4,805,109.49

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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.