Finding the Fourth Proportional to 19,677,453.56, 27,153,716.66 and 11,416,875.96
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Solution
The fourth proportional to 19,677,453.56, 27,153,716.66 and 11,416,875.96 is: 15,754,610.42
Step by Step Solution
- Step 1: Write the proportion equation
19,677,453.56 : 27,153,716.66 = 11,416,875.96 : x - Step 2: Convert to fraction form
19,677,453.56/27,153,716.66 = 11,416,875.96/x - Step 3: Cross multiply
19,677,453.56x = 27,153,716.66 × 11,416,875.96 - Step 4: Simplify right side
19,677,453.56x = 310,010,614,960,205.50 - Step 5: Solve for x
x = 310,010,614,960,205.50/19,677,453.56 - Step 6: Final answer
x = 15,754,610.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.