Home / 51,023,505.80-76,535,540.58-12,685,019.96

Finding the Fourth Proportional to 51,023,505.80, 76,535,540.58 and 12,685,019.96

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Solution

The fourth proportional to 51,023,505.80, 76,535,540.58 and 12,685,019.96 is: 19,027,600.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023,505.80 : 76,535,540.58 = 12,685,019.96 : x
  2. Step 2: Convert to fraction form
    51,023,505.80/76,535,540.58 = 12,685,019.96/x
  3. Step 3: Cross multiply
    51,023,505.80x = 76,535,540.58 × 12,685,019.96
  4. Step 4: Simplify right side
    51,023,505.80x = 970,854,859,906,690
  5. Step 5: Solve for x
    x = 970,854,859,906,690/51,023,505.80
  6. Step 6: Final answer
    x = 19,027,600.02

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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.