Home / 36,383,445.60-54,575,168.40-21,229,576.80

Finding the Fourth Proportional to 36,383,445.60, 54,575,168.40 and 21,229,576.80

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Solution

The fourth proportional to 36,383,445.60, 54,575,168.40 and 21,229,576.80 is: 31,844,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,383,445.60 : 54,575,168.40 = 21,229,576.80 : x
  2. Step 2: Convert to fraction form
    36,383,445.60/54,575,168.40 = 21,229,576.80/x
  3. Step 3: Cross multiply
    36,383,445.60x = 54,575,168.40 × 21,229,576.80
  4. Step 4: Simplify right side
    36,383,445.60x = 1,158,607,728,920,733.25
  5. Step 5: Solve for x
    x = 1,158,607,728,920,733.25/36,383,445.60
  6. Step 6: Final answer
    x = 31,844,365.20

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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.