Home / 8,211,079.54-11,328,801.06-5,730,234.22

Finding the Fourth Proportional to 8,211,079.54, 11,328,801.06 and 5,730,234.22

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Solution

The fourth proportional to 8,211,079.54, 11,328,801.06 and 5,730,234.22 is: 7,905,986.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,079.54 : 11,328,801.06 = 5,730,234.22 : x
  2. Step 2: Convert to fraction form
    8,211,079.54/11,328,801.06 = 5,730,234.22/x
  3. Step 3: Cross multiply
    8,211,079.54x = 11,328,801.06 × 5,730,234.22
  4. Step 4: Simplify right side
    8,211,079.54x = 64,916,683,505,584.27
  5. Step 5: Solve for x
    x = 64,916,683,505,584.27/8,211,079.54
  6. Step 6: Final answer
    x = 7,905,986.44

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Double scale
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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.