Home / 7,776,016.60-11,664,024.90-5,379,194.20

Finding the Fourth Proportional to 7,776,016.60, 11,664,024.90 and 5,379,194.20

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Solution

The fourth proportional to 7,776,016.60, 11,664,024.90 and 5,379,194.20 is: 8,068,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,016.60 : 11,664,024.90 = 5,379,194.20 : x
  2. Step 2: Convert to fraction form
    7,776,016.60/11,664,024.90 = 5,379,194.20/x
  3. Step 3: Cross multiply
    7,776,016.60x = 11,664,024.90 × 5,379,194.20
  4. Step 4: Simplify right side
    7,776,016.60x = 62,743,055,090,735.59
  5. Step 5: Solve for x
    x = 62,743,055,090,735.59/7,776,016.60
  6. Step 6: Final answer
    x = 8,068,791.30

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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.