Home / 20,050,118.92-30,070,362.87-9,257,049.76

Finding the Fourth Proportional to 20,050,118.92, 30,070,362.87 and 9,257,049.76

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Solution

The fourth proportional to 20,050,118.92, 30,070,362.87 and 9,257,049.76 is: 13,883,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,118.92 : 30,070,362.87 = 9,257,049.76 : x
  2. Step 2: Convert to fraction form
    20,050,118.92/30,070,362.87 = 9,257,049.76/x
  3. Step 3: Cross multiply
    20,050,118.92x = 30,070,362.87 × 9,257,049.76
  4. Step 4: Simplify right side
    20,050,118.92x = 278,362,845,388,846.41
  5. Step 5: Solve for x
    x = 278,362,845,388,846.41/20,050,118.92
  6. Step 6: Final answer
    x = 13,883,351.34

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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.