Home / 20,023,709.23-30,036,720.04-7,727,736.37

Finding the Fourth Proportional to 20,023,709.23, 30,036,720.04 and 7,727,736.37

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Solution

The fourth proportional to 20,023,709.23, 30,036,720.04 and 7,727,736.37 is: 11,592,050.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,709.23 : 30,036,720.04 = 7,727,736.37 : x
  2. Step 2: Convert to fraction form
    20,023,709.23/30,036,720.04 = 7,727,736.37/x
  3. Step 3: Cross multiply
    20,023,709.23x = 30,036,720.04 × 7,727,736.37
  4. Step 4: Simplify right side
    20,023,709.23x = 232,115,853,756,424.69
  5. Step 5: Solve for x
    x = 232,115,853,756,424.69/20,023,709.23
  6. Step 6: Final answer
    x = 11,592,050.76

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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.