Home / 6,485,637.60-9,728,857.60-2,168,076.33

Finding the Fourth Proportional to 6,485,637.60, 9,728,857.60 and 2,168,076.33

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Solution

The fourth proportional to 6,485,637.60, 9,728,857.60 and 2,168,076.33 is: 3,252,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485,637.60 : 9,728,857.60 = 2,168,076.33 : x
  2. Step 2: Convert to fraction form
    6,485,637.60/9,728,857.60 = 2,168,076.33/x
  3. Step 3: Cross multiply
    6,485,637.60x = 9,728,857.60 × 2,168,076.33
  4. Step 4: Simplify right side
    6,485,637.60x = 21,092,905,875,080.42
  5. Step 5: Solve for x
    x = 21,092,905,875,080.42/6,485,637.60
  6. Step 6: Final answer
    x = 3,252,248.61

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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.