Home / 10,871,708.40-16,309,530.90-5,466,756.60

Finding the Fourth Proportional to 10,871,708.40, 16,309,530.90 and 5,466,756.60

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Solution

The fourth proportional to 10,871,708.40, 16,309,530.90 and 5,466,756.60 is: 8,201,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871,708.40 : 16,309,530.90 = 5,466,756.60 : x
  2. Step 2: Convert to fraction form
    10,871,708.40/16,309,530.90 = 5,466,756.60/x
  3. Step 3: Cross multiply
    10,871,708.40x = 16,309,530.90 × 5,466,756.60
  4. Step 4: Simplify right side
    10,871,708.40x = 89,160,235,690,478.94
  5. Step 5: Solve for x
    x = 89,160,235,690,478.94/10,871,708.40
  6. Step 6: Final answer
    x = 8,201,124.64

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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.