Home / 7,392,327.20-11,089,606.96-3,132,512.80

Finding the Fourth Proportional to 7,392,327.20, 11,089,606.96 and 3,132,512.80

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Solution

The fourth proportional to 7,392,327.20, 11,089,606.96 and 3,132,512.80 is: 4,699,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392,327.20 : 11,089,606.96 = 3,132,512.80 : x
  2. Step 2: Convert to fraction form
    7,392,327.20/11,089,606.96 = 3,132,512.80/x
  3. Step 3: Cross multiply
    7,392,327.20x = 11,089,606.96 × 3,132,512.80
  4. Step 4: Simplify right side
    7,392,327.20x = 34,738,335,749,169.09
  5. Step 5: Solve for x
    x = 34,738,335,749,169.09/7,392,327.20
  6. Step 6: Final answer
    x = 4,699,242.17

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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.