Home / 11,743,999.20-17,615,998.80-10,512,280.80

Finding the Fourth Proportional to 11,743,999.20, 17,615,998.80 and 10,512,280.80

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Solution

The fourth proportional to 11,743,999.20, 17,615,998.80 and 10,512,280.80 is: 15,768,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743,999.20 : 17,615,998.80 = 10,512,280.80 : x
  2. Step 2: Convert to fraction form
    11,743,999.20/17,615,998.80 = 10,512,280.80/x
  3. Step 3: Cross multiply
    11,743,999.20x = 17,615,998.80 × 10,512,280.80
  4. Step 4: Simplify right side
    11,743,999.20x = 185,184,325,958,063.06
  5. Step 5: Solve for x
    x = 185,184,325,958,063.06/11,743,999.20
  6. Step 6: Final answer
    x = 15,768,421.20

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1.5x scale

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.