Home / 61,790,540.20-92,685,810.30-47,485,810.60

Finding the Fourth Proportional to 61,790,540.20, 92,685,810.30 and 47,485,810.60

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Solution

The fourth proportional to 61,790,540.20, 92,685,810.30 and 47,485,810.60 is: 71,228,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,790,540.20 : 92,685,810.30 = 47,485,810.60 : x
  2. Step 2: Convert to fraction form
    61,790,540.20/92,685,810.30 = 47,485,810.60/x
  3. Step 3: Cross multiply
    61,790,540.20x = 92,685,810.30 × 47,485,810.60
  4. Step 4: Simplify right side
    61,790,540.20x = 4,401,260,833,213,329
  5. Step 5: Solve for x
    x = 4,401,260,833,213,329/61,790,540.20
  6. Step 6: Final answer
    x = 71,228,715.90

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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.