Home / 15,765,892.14-21,757,214.64-9,241,371.30

Finding the Fourth Proportional to 15,765,892.14, 21,757,214.64 and 9,241,371.30

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Solution

The fourth proportional to 15,765,892.14, 21,757,214.64 and 9,241,371.30 is: 12,753,258.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765,892.14 : 21,757,214.64 = 9,241,371.30 : x
  2. Step 2: Convert to fraction form
    15,765,892.14/21,757,214.64 = 9,241,371.30/x
  3. Step 3: Cross multiply
    15,765,892.14x = 21,757,214.64 × 9,241,371.30
  4. Step 4: Simplify right side
    15,765,892.14x = 201,066,498,942,035.84
  5. Step 5: Solve for x
    x = 201,066,498,942,035.84/15,765,892.14
  6. Step 6: Final answer
    x = 12,753,258.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.