Home / 28,923,372.68-43,385,313.26-7,357,997.20

Finding the Fourth Proportional to 28,923,372.68, 43,385,313.26 and 7,357,997.20

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Solution

The fourth proportional to 28,923,372.68, 43,385,313.26 and 7,357,997.20 is: 11,037,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923,372.68 : 43,385,313.26 = 7,357,997.20 : x
  2. Step 2: Convert to fraction form
    28,923,372.68/43,385,313.26 = 7,357,997.20/x
  3. Step 3: Cross multiply
    28,923,372.68x = 43,385,313.26 × 7,357,997.20
  4. Step 4: Simplify right side
    28,923,372.68x = 319,229,013,488,202.88
  5. Step 5: Solve for x
    x = 319,229,013,488,202.88/28,923,372.68
  6. Step 6: Final answer
    x = 11,037,060.48

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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.