Finding the Fourth Proportional to 15,448,782.24, 23,188,427.69 and 11,597,212.80
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Solution
The fourth proportional to 15,448,782.24, 23,188,427.69 and 11,597,212.80 is: 17,407,270.44
Step by Step Solution
- Step 1: Write the proportion equation
15,448,782.24 : 23,188,427.69 = 11,597,212.80 : x - Step 2: Convert to fraction form
15,448,782.24/23,188,427.69 = 11,597,212.80/x - Step 3: Cross multiply
15,448,782.24x = 23,188,427.69 × 11,597,212.80 - Step 4: Simplify right side
15,448,782.24x = 268,921,130,360,356.38 - Step 5: Solve for x
x = 268,921,130,360,356.38/15,448,782.24 - Step 6: Final answer
x = 17,407,270.44
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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.