Home / 8,879,513.38-12,253,728.48-4,805,132.38

Finding the Fourth Proportional to 8,879,513.38, 12,253,728.48 and 4,805,132.38

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Solution

The fourth proportional to 8,879,513.38, 12,253,728.48 and 4,805,132.38 is: 6,631,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,513.38 : 12,253,728.48 = 4,805,132.38 : x
  2. Step 2: Convert to fraction form
    8,879,513.38/12,253,728.48 = 4,805,132.38/x
  3. Step 3: Cross multiply
    8,879,513.38x = 12,253,728.48 × 4,805,132.38
  4. Step 4: Simplify right side
    8,879,513.38x = 58,880,787,494,976.18
  5. Step 5: Solve for x
    x = 58,880,787,494,976.18/8,879,513.38
  6. Step 6: Final answer
    x = 6,631,082.69

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1.5x scale

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.