Home / 7,414,464.80-11,128,695.60-4,580,112.80

Finding the Fourth Proportional to 7,414,464.80, 11,128,695.60 and 4,580,112.80

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Solution

The fourth proportional to 7,414,464.80, 11,128,695.60 and 4,580,112.80 is: 6,874,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414,464.80 : 11,128,695.60 = 4,580,112.80 : x
  2. Step 2: Convert to fraction form
    7,414,464.80/11,128,695.60 = 4,580,112.80/x
  3. Step 3: Cross multiply
    7,414,464.80x = 11,128,695.60 × 4,580,112.80
  4. Step 4: Simplify right side
    7,414,464.80x = 50,970,681,164,863.68
  5. Step 5: Solve for x
    x = 50,970,681,164,863.68/7,414,464.80
  6. Step 6: Final answer
    x = 6,874,492.30

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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.