Home / 15,512,283.89-23,224,679.55-8,209,201.98

Finding the Fourth Proportional to 15,512,283.89, 23,224,679.55 and 8,209,201.98

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Solution

The fourth proportional to 15,512,283.89, 23,224,679.55 and 8,209,201.98 is: 12,290,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512,283.89 : 23,224,679.55 = 8,209,201.98 : x
  2. Step 2: Convert to fraction form
    15,512,283.89/23,224,679.55 = 8,209,201.98/x
  3. Step 3: Cross multiply
    15,512,283.89x = 23,224,679.55 × 8,209,201.98
  4. Step 4: Simplify right side
    15,512,283.89x = 190,656,085,305,679.53
  5. Step 5: Solve for x
    x = 190,656,085,305,679.53/15,512,283.89
  6. Step 6: Final answer
    x = 12,290,652.15

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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.