Finding the Fourth Proportional to 7,666,108.62, 11,496,674.68 and 2,547,163.78
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Solution
The fourth proportional to 7,666,108.62, 11,496,674.68 and 2,547,163.78 is: 3,819,918.92
Step by Step Solution
- Step 1: Write the proportion equation
7,666,108.62 : 11,496,674.68 = 2,547,163.78 : x - Step 2: Convert to fraction form
7,666,108.62/11,496,674.68 = 2,547,163.78/x - Step 3: Cross multiply
7,666,108.62x = 11,496,674.68 × 2,547,163.78 - Step 4: Simplify right side
7,666,108.62x = 29,283,913,335,339.09 - Step 5: Solve for x
x = 29,283,913,335,339.09/7,666,108.62 - Step 6: Final answer
x = 3,819,918.92
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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.