Home / 53,120,237.68-73,306,079.82-30,797,561.90

Finding the Fourth Proportional to 53,120,237.68, 73,306,079.82 and 30,797,561.90

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Solution

The fourth proportional to 53,120,237.68, 73,306,079.82 and 30,797,561.90 is: 42,500,723.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120,237.68 : 73,306,079.82 = 30,797,561.90 : x
  2. Step 2: Convert to fraction form
    53,120,237.68/73,306,079.82 = 30,797,561.90/x
  3. Step 3: Cross multiply
    53,120,237.68x = 73,306,079.82 × 30,797,561.90
  4. Step 4: Simplify right side
    53,120,237.68x = 2,257,648,530,902,790.50
  5. Step 5: Solve for x
    x = 2,257,648,530,902,790.50/53,120,237.68
  6. Step 6: Final answer
    x = 42,500,723.44

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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.