Home / 53,120,238.68-73,306,081.20-30,797,562.90

Finding the Fourth Proportional to 53,120,238.68, 73,306,081.20 and 30,797,562.90

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Solution

The fourth proportional to 53,120,238.68, 73,306,081.20 and 30,797,562.90 is: 42,500,724.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120,238.68 : 73,306,081.20 = 30,797,562.90 : x
  2. Step 2: Convert to fraction form
    53,120,238.68/73,306,081.20 = 30,797,562.90/x
  3. Step 3: Cross multiply
    53,120,238.68x = 73,306,081.20 × 30,797,562.90
  4. Step 4: Simplify right side
    53,120,238.68x = 2,257,648,646,709,507.50
  5. Step 5: Solve for x
    x = 2,257,648,646,709,507.50/53,120,238.68
  6. Step 6: Final answer
    x = 42,500,724.82

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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.