Home / 9,084,405-13,619,881.20-5,489,330.16

Finding the Fourth Proportional to 9,084,405, 13,619,881.20 and 5,489,330.16

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Solution

The fourth proportional to 9,084,405, 13,619,881.20 and 5,489,330.16 is: 8,229,930.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084,405 : 13,619,881.20 = 5,489,330.16 : x
  2. Step 2: Convert to fraction form
    9,084,405/13,619,881.20 = 5,489,330.16/x
  3. Step 3: Cross multiply
    9,084,405x = 13,619,881.20 × 5,489,330.16
  4. Step 4: Simplify right side
    9,084,405x = 74,764,024,646,776.98
  5. Step 5: Solve for x
    x = 74,764,024,646,776.98/9,084,405
  6. Step 6: Final answer
    x = 8,229,930.82

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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.