Finding the Fourth Proportional to 13,801,828.14, 19,045,745.60 and 7,606,856.08
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Solution
The fourth proportional to 13,801,828.14, 19,045,745.60 and 7,606,856.08 is: 10,497,033.02
Step by Step Solution
- Step 1: Write the proportion equation
13,801,828.14 : 19,045,745.60 = 7,606,856.08 : x - Step 2: Convert to fraction form
13,801,828.14/19,045,745.60 = 7,606,856.08/x - Step 3: Cross multiply
13,801,828.14x = 19,045,745.60 × 7,606,856.08 - Step 4: Simplify right side
13,801,828.14x = 144,878,245,729,791.84 - Step 5: Solve for x
x = 144,878,245,729,791.84/13,801,828.14 - Step 6: Final answer
x = 10,497,033.02
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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.