Home / 26,380,345.60-39,512,052.62-20,270,100.88

Finding the Fourth Proportional to 26,380,345.60, 39,512,052.62 and 20,270,100.88

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Solution

The fourth proportional to 26,380,345.60, 39,512,052.62 and 20,270,100.88 is: 30,360,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380,345.60 : 39,512,052.62 = 20,270,100.88 : x
  2. Step 2: Convert to fraction form
    26,380,345.60/39,512,052.62 = 20,270,100.88/x
  3. Step 3: Cross multiply
    26,380,345.60x = 39,512,052.62 × 20,270,100.88
  4. Step 4: Simplify right side
    26,380,345.60x = 800,913,292,583,268.25
  5. Step 5: Solve for x
    x = 800,913,292,583,268.25/26,380,345.60
  6. Step 6: Final answer
    x = 30,360,227.45

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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.