Home / 5,389,977.60-8,084,966.40-2,193,458.40

Finding the Fourth Proportional to 5,389,977.60, 8,084,966.40 and 2,193,458.40

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Solution

The fourth proportional to 5,389,977.60, 8,084,966.40 and 2,193,458.40 is: 3,290,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,977.60 : 8,084,966.40 = 2,193,458.40 : x
  2. Step 2: Convert to fraction form
    5,389,977.60/8,084,966.40 = 2,193,458.40/x
  3. Step 3: Cross multiply
    5,389,977.60x = 8,084,966.40 × 2,193,458.40
  4. Step 4: Simplify right side
    5,389,977.60x = 17,734,037,463,797.76
  5. Step 5: Solve for x
    x = 17,734,037,463,797.76/5,389,977.60
  6. Step 6: Final answer
    x = 3,290,187.60

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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.