Home / 36,219,009.60-54,328,514.40-9,292,665.60

Finding the Fourth Proportional to 36,219,009.60, 54,328,514.40 and 9,292,665.60

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Solution

The fourth proportional to 36,219,009.60, 54,328,514.40 and 9,292,665.60 is: 13,938,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219,009.60 : 54,328,514.40 = 9,292,665.60 : x
  2. Step 2: Convert to fraction form
    36,219,009.60/54,328,514.40 = 9,292,665.60/x
  3. Step 3: Cross multiply
    36,219,009.60x = 54,328,514.40 × 9,292,665.60
  4. Step 4: Simplify right side
    36,219,009.60x = 504,856,716,863,984.62
  5. Step 5: Solve for x
    x = 504,856,716,863,984.62/36,219,009.60
  6. Step 6: Final answer
    x = 13,938,998.40

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Similar ratio
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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.