Home / 10,873,243.97-15,004,673.12-5,978,174.81

Finding the Fourth Proportional to 10,873,243.97, 15,004,673.12 and 5,978,174.81

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Solution

The fourth proportional to 10,873,243.97, 15,004,673.12 and 5,978,174.81 is: 8,249,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,243.97 : 15,004,673.12 = 5,978,174.81 : x
  2. Step 2: Convert to fraction form
    10,873,243.97/15,004,673.12 = 5,978,174.81/x
  3. Step 3: Cross multiply
    10,873,243.97x = 15,004,673.12 × 5,978,174.81
  4. Step 4: Simplify right side
    10,873,243.97x = 89,700,558,773,353.86
  5. Step 5: Solve for x
    x = 89,700,558,773,353.86/10,873,243.97
  6. Step 6: Final answer
    x = 8,249,659.35

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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.