Home / 12,301,783.20-18,452,577.60-3,203,863.20

Finding the Fourth Proportional to 12,301,783.20, 18,452,577.60 and 3,203,863.20

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Solution

The fourth proportional to 12,301,783.20, 18,452,577.60 and 3,203,863.20 is: 4,805,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,783.20 : 18,452,577.60 = 3,203,863.20 : x
  2. Step 2: Convert to fraction form
    12,301,783.20/18,452,577.60 = 3,203,863.20/x
  3. Step 3: Cross multiply
    12,301,783.20x = 18,452,577.60 × 3,203,863.20
  4. Step 4: Simplify right side
    12,301,783.20x = 59,119,534,317,784.33
  5. Step 5: Solve for x
    x = 59,119,534,317,784.33/12,301,783.20
  6. Step 6: Final answer
    x = 4,805,769.49

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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.