Home / 8,540,626.55-12,792,277.43-6,632,396.15

Finding the Fourth Proportional to 8,540,626.55, 12,792,277.43 and 6,632,396.15

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Solution

The fourth proportional to 8,540,626.55, 12,792,277.43 and 6,632,396.15 is: 9,934,101.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,626.55 : 12,792,277.43 = 6,632,396.15 : x
  2. Step 2: Convert to fraction form
    8,540,626.55/12,792,277.43 = 6,632,396.15/x
  3. Step 3: Cross multiply
    8,540,626.55x = 12,792,277.43 × 6,632,396.15
  4. Step 4: Simplify right side
    8,540,626.55x = 84,843,451,543,301.92
  5. Step 5: Solve for x
    x = 84,843,451,543,301.92/8,540,626.55
  6. Step 6: Final answer
    x = 9,934,101.56

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Double scale
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1.5x scale

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.