Finding the Fourth Proportional to 10,158,773.11, 14,015,116.36 and 5,805,524.09
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Solution
The fourth proportional to 10,158,773.11, 14,015,116.36 and 5,805,524.09 is: 8,009,342.75
Step by Step Solution
- Step 1: Write the proportion equation
10,158,773.11 : 14,015,116.36 = 5,805,524.09 : x - Step 2: Convert to fraction form
10,158,773.11/14,015,116.36 = 5,805,524.09/x - Step 3: Cross multiply
10,158,773.11x = 14,015,116.36 × 5,805,524.09 - Step 4: Simplify right side
10,158,773.11x = 81,365,095,694,427.81 - Step 5: Solve for x
x = 81,365,095,694,427.81/10,158,773.11 - Step 6: Final answer
x = 8,009,342.75
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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.