Home / 8,302,878.20-11,457,940.10-4,631,791.85

Finding the Fourth Proportional to 8,302,878.20, 11,457,940.10 and 4,631,791.85

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Solution

The fourth proportional to 8,302,878.20, 11,457,940.10 and 4,631,791.85 is: 6,391,855.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,878.20 : 11,457,940.10 = 4,631,791.85 : x
  2. Step 2: Convert to fraction form
    8,302,878.20/11,457,940.10 = 4,631,791.85/x
  3. Step 3: Cross multiply
    8,302,878.20x = 11,457,940.10 × 4,631,791.85
  4. Step 4: Simplify right side
    8,302,878.20x = 53,070,793,492,519.52
  5. Step 5: Solve for x
    x = 53,070,793,492,519.52/8,302,878.20
  6. Step 6: Final answer
    x = 6,391,855.00

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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.