Home / 7,871,041-10,861,918.82-4,433,616.36

Finding the Fourth Proportional to 7,871,041, 10,861,918.82 and 4,433,616.36

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Solution

The fourth proportional to 7,871,041, 10,861,918.82 and 4,433,616.36 is: 6,118,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,871,041 : 10,861,918.82 = 4,433,616.36 : x
  2. Step 2: Convert to fraction form
    7,871,041/10,861,918.82 = 4,433,616.36/x
  3. Step 3: Cross multiply
    7,871,041x = 10,861,918.82 × 4,433,616.36
  4. Step 4: Simplify right side
    7,871,041x = 48,157,580,981,343.90
  5. Step 5: Solve for x
    x = 48,157,580,981,343.90/7,871,041
  6. Step 6: Final answer
    x = 6,118,324.24

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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.