Home / 12,492,028.65-18,738,042.98-5,773,564.65

Finding the Fourth Proportional to 12,492,028.65, 18,738,042.98 and 5,773,564.65

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Solution

The fourth proportional to 12,492,028.65, 18,738,042.98 and 5,773,564.65 is: 8,660,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,028.65 : 18,738,042.98 = 5,773,564.65 : x
  2. Step 2: Convert to fraction form
    12,492,028.65/18,738,042.98 = 5,773,564.65/x
  3. Step 3: Cross multiply
    12,492,028.65x = 18,738,042.98 × 5,773,564.65
  4. Step 4: Simplify right side
    12,492,028.65x = 108,185,302,530,640.84
  5. Step 5: Solve for x
    x = 108,185,302,530,640.84/12,492,028.65
  6. Step 6: Final answer
    x = 8,660,346.98

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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.