Home / 12,302,631.54-16,977,302.43-6,795,887.88

Finding the Fourth Proportional to 12,302,631.54, 16,977,302.43 and 6,795,887.88

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Solution

The fourth proportional to 12,302,631.54, 16,977,302.43 and 6,795,887.88 is: 9,378,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,631.54 : 16,977,302.43 = 6,795,887.88 : x
  2. Step 2: Convert to fraction form
    12,302,631.54/16,977,302.43 = 6,795,887.88/x
  3. Step 3: Cross multiply
    12,302,631.54x = 16,977,302.43 × 6,795,887.88
  4. Step 4: Simplify right side
    12,302,631.54x = 115,375,843,819,131.55
  5. Step 5: Solve for x
    x = 115,375,843,819,131.55/12,302,631.54
  6. Step 6: Final answer
    x = 9,378,143.48

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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.