Home / 14,958,791.76-20,638,531.44-9,151,519.44

Finding the Fourth Proportional to 14,958,791.76, 20,638,531.44 and 9,151,519.44

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Solution

The fourth proportional to 14,958,791.76, 20,638,531.44 and 9,151,519.44 is: 12,626,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958,791.76 : 20,638,531.44 = 9,151,519.44 : x
  2. Step 2: Convert to fraction form
    14,958,791.76/20,638,531.44 = 9,151,519.44/x
  3. Step 3: Cross multiply
    14,958,791.76x = 20,638,531.44 × 9,151,519.44
  4. Step 4: Simplify right side
    14,958,791.76x = 188,873,921,686,211.19
  5. Step 5: Solve for x
    x = 188,873,921,686,211.19/14,958,791.76
  6. Step 6: Final answer
    x = 12,626,281.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.