Home / 18,628,459.77-27,946,241.78-6,501,387.09

Finding the Fourth Proportional to 18,628,459.77, 27,946,241.78 and 6,501,387.09

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Solution

The fourth proportional to 18,628,459.77, 27,946,241.78 and 6,501,387.09 is: 9,753,320.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628,459.77 : 27,946,241.78 = 6,501,387.09 : x
  2. Step 2: Convert to fraction form
    18,628,459.77/27,946,241.78 = 6,501,387.09/x
  3. Step 3: Cross multiply
    18,628,459.77x = 27,946,241.78 × 6,501,387.09
  4. Step 4: Simplify right side
    18,628,459.77x = 181,689,335,490,003.66
  5. Step 5: Solve for x
    x = 181,689,335,490,003.66/18,628,459.77
  6. Step 6: Final answer
    x = 9,753,320.34

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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.