Home / 8,374,495.60-12,561,743.40-8,020,201.60

Finding the Fourth Proportional to 8,374,495.60, 12,561,743.40 and 8,020,201.60

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Solution

The fourth proportional to 8,374,495.60, 12,561,743.40 and 8,020,201.60 is: 12,030,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,495.60 : 12,561,743.40 = 8,020,201.60 : x
  2. Step 2: Convert to fraction form
    8,374,495.60/12,561,743.40 = 8,020,201.60/x
  3. Step 3: Cross multiply
    8,374,495.60x = 12,561,743.40 × 8,020,201.60
  4. Step 4: Simplify right side
    8,374,495.60x = 100,747,714,515,469.44
  5. Step 5: Solve for x
    x = 100,747,714,515,469.44/8,374,495.60
  6. Step 6: Final answer
    x = 12,030,302.40

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Similar ratio
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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.