Home / 51,635,840.83-71,259,209.22-28,115,289.76

Finding the Fourth Proportional to 51,635,840.83, 71,259,209.22 and 28,115,289.76

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Solution

The fourth proportional to 51,635,840.83, 71,259,209.22 and 28,115,289.76 is: 38,800,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,635,840.83 : 71,259,209.22 = 28,115,289.76 : x
  2. Step 2: Convert to fraction form
    51,635,840.83/71,259,209.22 = 28,115,289.76/x
  3. Step 3: Cross multiply
    51,635,840.83x = 71,259,209.22 × 28,115,289.76
  4. Step 4: Simplify right side
    51,635,840.83x = 2,003,473,315,288,763.75
  5. Step 5: Solve for x
    x = 2,003,473,315,288,763.75/51,635,840.83
  6. Step 6: Final answer
    x = 38,800,052.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.