Finding the Fourth Proportional to 10,185,092.64, 14,055,147.36 and 5,601,415.68
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Solution
The fourth proportional to 10,185,092.64, 14,055,147.36 and 5,601,415.68 is: 7,729,799.38
Step by Step Solution
- Step 1: Write the proportion equation
10,185,092.64 : 14,055,147.36 = 5,601,415.68 : x - Step 2: Convert to fraction form
10,185,092.64/14,055,147.36 = 5,601,415.68/x - Step 3: Cross multiply
10,185,092.64x = 14,055,147.36 × 5,601,415.68 - Step 4: Simplify right side
10,185,092.64x = 78,728,722,807,014.59 - Step 5: Solve for x
x = 78,728,722,807,014.59/10,185,092.64 - Step 6: Final answer
x = 7,729,799.38
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1.5x scale
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.