Home / 12,736,559.45-19,107,360.62-3,638,734.49

Finding the Fourth Proportional to 12,736,559.45, 19,107,360.62 and 3,638,734.49

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Solution

The fourth proportional to 12,736,559.45, 19,107,360.62 and 3,638,734.49 is: 5,458,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,559.45 : 19,107,360.62 = 3,638,734.49 : x
  2. Step 2: Convert to fraction form
    12,736,559.45/19,107,360.62 = 3,638,734.49/x
  3. Step 3: Cross multiply
    12,736,559.45x = 19,107,360.62 × 3,638,734.49
  4. Step 4: Simplify right side
    12,736,559.45x = 69,526,612,082,668.11
  5. Step 5: Solve for x
    x = 69,526,612,082,668.11/12,736,559.45
  6. Step 6: Final answer
    x = 5,458,822.09

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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.