Home / 26,190,755.61-36,137,542.55-15,880,012.89

Finding the Fourth Proportional to 26,190,755.61, 36,137,542.55 and 15,880,012.89

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Solution

The fourth proportional to 26,190,755.61, 36,137,542.55 and 15,880,012.89 is: 21,910,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,755.61 : 36,137,542.55 = 15,880,012.89 : x
  2. Step 2: Convert to fraction form
    26,190,755.61/36,137,542.55 = 15,880,012.89/x
  3. Step 3: Cross multiply
    26,190,755.61x = 36,137,542.55 × 15,880,012.89
  4. Step 4: Simplify right side
    26,190,755.61x = 573,864,641,427,523.50
  5. Step 5: Solve for x
    x = 573,864,641,427,523.50/26,190,755.61
  6. Step 6: Final answer
    x = 21,910,961.64

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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.