Home / 6,241,322.40-9,362,712.60-1,981,921.20

Finding the Fourth Proportional to 6,241,322.40, 9,362,712.60 and 1,981,921.20

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Solution

The fourth proportional to 6,241,322.40, 9,362,712.60 and 1,981,921.20 is: 2,973,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241,322.40 : 9,362,712.60 = 1,981,921.20 : x
  2. Step 2: Convert to fraction form
    6,241,322.40/9,362,712.60 = 1,981,921.20/x
  3. Step 3: Cross multiply
    6,241,322.40x = 9,362,712.60 × 1,981,921.20
  4. Step 4: Simplify right side
    6,241,322.40x = 18,556,158,591,447.12
  5. Step 5: Solve for x
    x = 18,556,158,591,447.12/6,241,322.40
  6. Step 6: Final answer
    x = 2,973,113.29

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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.