Home / 5,753,739.60-8,639,940.60-3,868,837.20

Finding the Fourth Proportional to 5,753,739.60, 8,639,940.60 and 3,868,837.20

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Solution

The fourth proportional to 5,753,739.60, 8,639,940.60 and 3,868,837.20 is: 5,809,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753,739.60 : 8,639,940.60 = 3,868,837.20 : x
  2. Step 2: Convert to fraction form
    5,753,739.60/8,639,940.60 = 3,868,837.20/x
  3. Step 3: Cross multiply
    5,753,739.60x = 8,639,940.60 × 3,868,837.20
  4. Step 4: Simplify right side
    5,753,739.60x = 33,426,523,599,070.32
  5. Step 5: Solve for x
    x = 33,426,523,599,070.32/5,753,739.60
  6. Step 6: Final answer
    x = 5,809,530.14

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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.