Home / 10,871,308.85-16,306,966.31-3,194,953.28

Finding the Fourth Proportional to 10,871,308.85, 16,306,966.31 and 3,194,953.28

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Solution

The fourth proportional to 10,871,308.85, 16,306,966.31 and 3,194,953.28 is: 4,792,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,308.85 : 16,306,966.31 = 3,194,953.28 : x
  2. Step 2: Convert to fraction form
    10,871,308.85/16,306,966.31 = 3,194,953.28/x
  3. Step 3: Cross multiply
    10,871,308.85x = 16,306,966.31 × 3,194,953.28
  4. Step 4: Simplify right side
    10,871,308.85x = 52,099,995,401,474.40
  5. Step 5: Solve for x
    x = 52,099,995,401,474.40/10,871,308.85
  6. Step 6: Final answer
    x = 4,792,430.81

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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.