Home / 13,850,020.26-20,775,325.63-4,752,078.38

Finding the Fourth Proportional to 13,850,020.26, 20,775,325.63 and 4,752,078.38

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Solution

The fourth proportional to 13,850,020.26, 20,775,325.63 and 4,752,078.38 is: 7,128,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,020.26 : 20,775,325.63 = 4,752,078.38 : x
  2. Step 2: Convert to fraction form
    13,850,020.26/20,775,325.63 = 4,752,078.38/x
  3. Step 3: Cross multiply
    13,850,020.26x = 20,775,325.63 × 4,752,078.38
  4. Step 4: Simplify right side
    13,850,020.26x = 98,725,975,763,782.88
  5. Step 5: Solve for x
    x = 98,725,975,763,782.88/13,850,020.26
  6. Step 6: Final answer
    x = 7,128,218.87

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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.