Home / 8,458,201.60-12,687,302.40-2,068,370.80

Finding the Fourth Proportional to 8,458,201.60, 12,687,302.40 and 2,068,370.80

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Solution

The fourth proportional to 8,458,201.60, 12,687,302.40 and 2,068,370.80 is: 3,102,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,201.60 : 12,687,302.40 = 2,068,370.80 : x
  2. Step 2: Convert to fraction form
    8,458,201.60/12,687,302.40 = 2,068,370.80/x
  3. Step 3: Cross multiply
    8,458,201.60x = 12,687,302.40 × 2,068,370.80
  4. Step 4: Simplify right side
    8,458,201.60x = 26,242,045,814,929.92
  5. Step 5: Solve for x
    x = 26,242,045,814,929.92/8,458,201.60
  6. Step 6: Final answer
    x = 3,102,556.20

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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.