Finding the Fourth Proportional to 19,759,595.24, 27,255,588.36 and 15,848,735.36
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Solution
The fourth proportional to 19,759,595.24, 27,255,588.36 and 15,848,735.36 is: 21,861,106.05
Step by Step Solution
- Step 1: Write the proportion equation
19,759,595.24 : 27,255,588.36 = 15,848,735.36 : x - Step 2: Convert to fraction form
19,759,595.24/27,255,588.36 = 15,848,735.36/x - Step 3: Cross multiply
19,759,595.24x = 27,255,588.36 × 15,848,735.36 - Step 4: Simplify right side
19,759,595.24x = 431,966,606,998,736.38 - Step 5: Solve for x
x = 431,966,606,998,736.38/19,759,595.24 - Step 6: Final answer
x = 21,861,106.05
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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.