Finding the Fourth Proportional to 5,328,006.12, 7,991,316.66 and 2,133,163.68
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Solution
The fourth proportional to 5,328,006.12, 7,991,316.66 and 2,133,163.68 is: 3,199,468.26
Step by Step Solution
- Step 1: Write the proportion equation
5,328,006.12 : 7,991,316.66 = 2,133,163.68 : x - Step 2: Convert to fraction form
5,328,006.12/7,991,316.66 = 2,133,163.68/x - Step 3: Cross multiply
5,328,006.12x = 7,991,316.66 × 2,133,163.68 - Step 4: Simplify right side
5,328,006.12x = 17,046,786,454,490.91 - Step 5: Solve for x
x = 17,046,786,454,490.91/5,328,006.12 - Step 6: Final answer
x = 3,199,468.26
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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.