Home / 12,320,100.54-18,467,119.06-4,640,422.50

Finding the Fourth Proportional to 12,320,100.54, 18,467,119.06 and 4,640,422.50

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Solution

The fourth proportional to 12,320,100.54, 18,467,119.06 and 4,640,422.50 is: 6,955,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320,100.54 : 18,467,119.06 = 4,640,422.50 : x
  2. Step 2: Convert to fraction form
    12,320,100.54/18,467,119.06 = 4,640,422.50/x
  3. Step 3: Cross multiply
    12,320,100.54x = 18,467,119.06 × 4,640,422.50
  4. Step 4: Simplify right side
    12,320,100.54x = 85,695,234,784,601.80
  5. Step 5: Solve for x
    x = 85,695,234,784,601.80/12,320,100.54
  6. Step 6: Final answer
    x = 6,955,725.28

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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.