Home / 47,627,999.80-71,441,999.70-47,292,076.60

Finding the Fourth Proportional to 47,627,999.80, 71,441,999.70 and 47,292,076.60

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Solution

The fourth proportional to 47,627,999.80, 71,441,999.70 and 47,292,076.60 is: 70,938,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627,999.80 : 71,441,999.70 = 47,292,076.60 : x
  2. Step 2: Convert to fraction form
    47,627,999.80/71,441,999.70 = 47,292,076.60/x
  3. Step 3: Cross multiply
    47,627,999.80x = 71,441,999.70 × 47,292,076.60
  4. Step 4: Simplify right side
    47,627,999.80x = 3,378,640,522,269,577.50
  5. Step 5: Solve for x
    x = 3,378,640,522,269,577.50/47,627,999.80
  6. Step 6: Final answer
    x = 70,938,114.90

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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.