Home / 13,408,125.60-20,112,290.40-3,823,495.92

Finding the Fourth Proportional to 13,408,125.60, 20,112,290.40 and 3,823,495.92

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Solution

The fourth proportional to 13,408,125.60, 20,112,290.40 and 3,823,495.92 is: 5,735,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,408,125.60 : 20,112,290.40 = 3,823,495.92 : x
  2. Step 2: Convert to fraction form
    13,408,125.60/20,112,290.40 = 3,823,495.92/x
  3. Step 3: Cross multiply
    13,408,125.60x = 20,112,290.40 × 3,823,495.92
  4. Step 4: Simplify right side
    13,408,125.60x = 76,899,260,286,255.16
  5. Step 5: Solve for x
    x = 76,899,260,286,255.16/13,408,125.60
  6. Step 6: Final answer
    x = 5,735,272.97

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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.