Home / 20,446,056.69-30,674,759.72-11,354,538.80

Finding the Fourth Proportional to 20,446,056.69, 30,674,759.72 and 11,354,538.80

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Solution

The fourth proportional to 20,446,056.69, 30,674,759.72 and 11,354,538.80 is: 17,034,959.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,446,056.69 : 30,674,759.72 = 11,354,538.80 : x
  2. Step 2: Convert to fraction form
    20,446,056.69/30,674,759.72 = 11,354,538.80/x
  3. Step 3: Cross multiply
    20,446,056.69x = 30,674,759.72 × 11,354,538.80
  4. Step 4: Simplify right side
    20,446,056.69x = 348,297,749,211,270.62
  5. Step 5: Solve for x
    x = 348,297,749,211,270.62/20,446,056.69
  6. Step 6: Final answer
    x = 17,034,959.58

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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.