Home / 8,836,140.72-12,193,946.85-4,968,628.05

Finding the Fourth Proportional to 8,836,140.72, 12,193,946.85 and 4,968,628.05

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Solution

The fourth proportional to 8,836,140.72, 12,193,946.85 and 4,968,628.05 is: 6,856,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836,140.72 : 12,193,946.85 = 4,968,628.05 : x
  2. Step 2: Convert to fraction form
    8,836,140.72/12,193,946.85 = 4,968,628.05/x
  3. Step 3: Cross multiply
    8,836,140.72x = 12,193,946.85 × 4,968,628.05
  4. Step 4: Simplify right side
    8,836,140.72x = 60,587,186,359,119.14
  5. Step 5: Solve for x
    x = 60,587,186,359,119.14/8,836,140.72
  6. Step 6: Final answer
    x = 6,856,747.56

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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.