Home / 7,019,662.60-9,687,198.44-4,119,101.80

Finding the Fourth Proportional to 7,019,662.60, 9,687,198.44 and 4,119,101.80

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Solution

The fourth proportional to 7,019,662.60, 9,687,198.44 and 4,119,101.80 is: 5,684,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,662.60 : 9,687,198.44 = 4,119,101.80 : x
  2. Step 2: Convert to fraction form
    7,019,662.60/9,687,198.44 = 4,119,101.80/x
  3. Step 3: Cross multiply
    7,019,662.60x = 9,687,198.44 × 4,119,101.80
  4. Step 4: Simplify right side
    7,019,662.60x = 39,902,556,531,161.19
  5. Step 5: Solve for x
    x = 39,902,556,531,161.19/7,019,662.60
  6. Step 6: Final answer
    x = 5,684,398.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.