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Finding the Fourth Proportional to 35,910,012.90, 50,401,563.90 and 35,910,012.90

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Solution

The fourth proportional to 35,910,012.90, 50,401,563.90 and 35,910,012.90 is: 50,401,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,910,012.90 : 50,401,563.90 = 35,910,012.90 : x
  2. Step 2: Convert to fraction form
    35,910,012.90/50,401,563.90 = 35,910,012.90/x
  3. Step 3: Cross multiply
    35,910,012.90x = 50,401,563.90 × 35,910,012.90
  4. Step 4: Simplify right side
    35,910,012.90x = 1,809,920,809,829,174.25
  5. Step 5: Solve for x
    x = 1,809,920,809,829,174.25/35,910,012.90
  6. Step 6: Final answer
    x = 50,401,563.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.