Finding the Fourth Proportional to 8,757,455.90, 13,134,832.11 and 2,921,744.72
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Solution
The fourth proportional to 8,757,455.90, 13,134,832.11 and 2,921,744.72 is: 4,382,166.09
Step by Step Solution
- Step 1: Write the proportion equation
8,757,455.90 : 13,134,832.11 = 2,921,744.72 : x - Step 2: Convert to fraction form
8,757,455.90/13,134,832.11 = 2,921,744.72/x - Step 3: Cross multiply
8,757,455.90x = 13,134,832.11 × 2,921,744.72 - Step 4: Simplify right side
8,757,455.90x = 38,376,626,310,761.34 - Step 5: Solve for x
x = 38,376,626,310,761.34/8,757,455.90 - Step 6: Final answer
x = 4,382,166.09
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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.