Finding the Fourth Proportional to 14,378,409.84, 21,561,618.60 and 5,852,958.96
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Solution
The fourth proportional to 14,378,409.84, 21,561,618.60 and 5,852,958.96 is: 8,776,997.61
Step by Step Solution
- Step 1: Write the proportion equation
14,378,409.84 : 21,561,618.60 = 5,852,958.96 : x - Step 2: Convert to fraction form
14,378,409.84/21,561,618.60 = 5,852,958.96/x - Step 3: Cross multiply
14,378,409.84x = 21,561,618.60 × 5,852,958.96 - Step 4: Simplify right side
14,378,409.84x = 126,199,268,776,972.66 - Step 5: Solve for x
x = 126,199,268,776,972.66/14,378,409.84 - Step 6: Final answer
x = 8,776,997.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.