Finding the Fourth Proportional to 10,251,001.80, 15,376,502.70 and 4,183,717.05
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Solution
The fourth proportional to 10,251,001.80, 15,376,502.70 and 4,183,717.05 is: 6,275,575.58
Step by Step Solution
- Step 1: Write the proportion equation
10,251,001.80 : 15,376,502.70 = 4,183,717.05 : x - Step 2: Convert to fraction form
10,251,001.80/15,376,502.70 = 4,183,717.05/x - Step 3: Cross multiply
10,251,001.80x = 15,376,502.70 × 4,183,717.05 - Step 4: Simplify right side
10,251,001.80x = 64,330,936,515,361.03 - Step 5: Solve for x
x = 64,330,936,515,361.03/10,251,001.80 - Step 6: Final answer
x = 6,275,575.58
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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.