Finding the Fourth Proportional to 7,567,826.29, 11,353,233.34 and 2,775,557.07
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Solution
The fourth proportional to 7,567,826.29, 11,353,233.34 and 2,775,557.07 is: 4,163,883.51
Step by Step Solution
- Step 1: Write the proportion equation
7,567,826.29 : 11,353,233.34 = 2,775,557.07 : x - Step 2: Convert to fraction form
7,567,826.29/11,353,233.34 = 2,775,557.07/x - Step 3: Cross multiply
7,567,826.29x = 11,353,233.34 × 2,775,557.07 - Step 4: Simplify right side
7,567,826.29x = 31,511,547,057,257.82 - Step 5: Solve for x
x = 31,511,547,057,257.82/7,567,826.29 - Step 6: Final answer
x = 4,163,883.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.