Home / 19,143,117.60-28,714,676.40-6,361,961.55

Finding the Fourth Proportional to 19,143,117.60, 28,714,676.40 and 6,361,961.55

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Solution

The fourth proportional to 19,143,117.60, 28,714,676.40 and 6,361,961.55 is: 9,542,942.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143,117.60 : 28,714,676.40 = 6,361,961.55 : x
  2. Step 2: Convert to fraction form
    19,143,117.60/28,714,676.40 = 6,361,961.55/x
  3. Step 3: Cross multiply
    19,143,117.60x = 28,714,676.40 × 6,361,961.55
  4. Step 4: Simplify right side
    19,143,117.60x = 182,681,667,177,492.41
  5. Step 5: Solve for x
    x = 182,681,667,177,492.41/19,143,117.60
  6. Step 6: Final answer
    x = 9,542,942.33

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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.