Home / 10,871,604-15,002,431.29-5,976,790.47

Finding the Fourth Proportional to 10,871,604, 15,002,431.29 and 5,976,790.47

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Solution

The fourth proportional to 10,871,604, 15,002,431.29 and 5,976,790.47 is: 8,247,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,604 : 15,002,431.29 = 5,976,790.47 : x
  2. Step 2: Convert to fraction form
    10,871,604/15,002,431.29 = 5,976,790.47/x
  3. Step 3: Cross multiply
    10,871,604x = 15,002,431.29 × 5,976,790.47
  4. Step 4: Simplify right side
    10,871,604x = 89,666,388,360,901.80
  5. Step 5: Solve for x
    x = 89,666,388,360,901.80/10,871,604
  6. Step 6: Final answer
    x = 8,247,760.71

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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.