Home / 12,736,561.20-19,107,363.24-3,638,736.24

Finding the Fourth Proportional to 12,736,561.20, 19,107,363.24 and 3,638,736.24

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Solution

The fourth proportional to 12,736,561.20, 19,107,363.24 and 3,638,736.24 is: 5,458,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,561.20 : 19,107,363.24 = 3,638,736.24 : x
  2. Step 2: Convert to fraction form
    12,736,561.20/19,107,363.24 = 3,638,736.24/x
  3. Step 3: Cross multiply
    12,736,561.20x = 19,107,363.24 × 3,638,736.24
  4. Step 4: Simplify right side
    12,736,561.20x = 69,526,655,072,231.81
  5. Step 5: Solve for x
    x = 69,526,655,072,231.81/12,736,561.20
  6. Step 6: Final answer
    x = 5,458,824.72

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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.