Home / 20,395,757.45-30,584,658.55-10,808,889.86

Finding the Fourth Proportional to 20,395,757.45, 30,584,658.55 and 10,808,889.86

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Solution

The fourth proportional to 20,395,757.45, 30,584,658.55 and 10,808,889.86 is: 16,208,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,395,757.45 : 30,584,658.55 = 10,808,889.86 : x
  2. Step 2: Convert to fraction form
    20,395,757.45/30,584,658.55 = 10,808,889.86/x
  3. Step 3: Cross multiply
    20,395,757.45x = 30,584,658.55 × 10,808,889.86
  4. Step 4: Simplify right side
    20,395,757.45x = 330,586,205,759,176.31
  5. Step 5: Solve for x
    x = 330,586,205,759,176.31/20,395,757.45
  6. Step 6: Final answer
    x = 16,208,577.03

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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.