Home / 8,084,433.20-12,126,649.80-7,340,415.80

Finding the Fourth Proportional to 8,084,433.20, 12,126,649.80 and 7,340,415.80

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Solution

The fourth proportional to 8,084,433.20, 12,126,649.80 and 7,340,415.80 is: 11,010,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,433.20 : 12,126,649.80 = 7,340,415.80 : x
  2. Step 2: Convert to fraction form
    8,084,433.20/12,126,649.80 = 7,340,415.80/x
  3. Step 3: Cross multiply
    8,084,433.20x = 12,126,649.80 × 7,340,415.80
  4. Step 4: Simplify right side
    8,084,433.20x = 89,014,651,792,986.84
  5. Step 5: Solve for x
    x = 89,014,651,792,986.84/8,084,433.20
  6. Step 6: Final answer
    x = 11,010,623.70

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Double scale
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Similar ratio
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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.