Home / 9,198,999.60-13,798,499.40-2,809,241.70

Finding the Fourth Proportional to 9,198,999.60, 13,798,499.40 and 2,809,241.70

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Solution

The fourth proportional to 9,198,999.60, 13,798,499.40 and 2,809,241.70 is: 4,213,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198,999.60 : 13,798,499.40 = 2,809,241.70 : x
  2. Step 2: Convert to fraction form
    9,198,999.60/13,798,499.40 = 2,809,241.70/x
  3. Step 3: Cross multiply
    9,198,999.60x = 13,798,499.40 × 2,809,241.70
  4. Step 4: Simplify right side
    9,198,999.60x = 38,763,319,911,904.98
  5. Step 5: Solve for x
    x = 38,763,319,911,904.98/9,198,999.60
  6. Step 6: Final answer
    x = 4,213,862.55

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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.