Finding the Fourth Proportional to 13,848,799.84, 19,112,070.24 and 8,343,902.08
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Solution
The fourth proportional to 13,848,799.84, 19,112,070.24 and 8,343,902.08 is: 11,515,022.56
Step by Step Solution
- Step 1: Write the proportion equation
13,848,799.84 : 19,112,070.24 = 8,343,902.08 : x - Step 2: Convert to fraction form
13,848,799.84/19,112,070.24 = 8,343,902.08/x - Step 3: Cross multiply
13,848,799.84x = 19,112,070.24 × 8,343,902.08 - Step 4: Simplify right side
13,848,799.84x = 159,469,242,628,642.09 - Step 5: Solve for x
x = 159,469,242,628,642.09/13,848,799.84 - Step 6: Final answer
x = 11,515,022.56
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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.