Finding the Fourth Proportional to 7,214,841.48, 9,956,125.88 and 3,951,670.62
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Solution
The fourth proportional to 7,214,841.48, 9,956,125.88 and 3,951,670.62 is: 5,453,110.82
Step by Step Solution
- Step 1: Write the proportion equation
7,214,841.48 : 9,956,125.88 = 3,951,670.62 : x - Step 2: Convert to fraction form
7,214,841.48/9,956,125.88 = 3,951,670.62/x - Step 3: Cross multiply
7,214,841.48x = 9,956,125.88 × 3,951,670.62 - Step 4: Simplify right side
7,214,841.48x = 39,343,330,183,641.68 - Step 5: Solve for x
x = 39,343,330,183,641.68/7,214,841.48 - Step 6: Final answer
x = 5,453,110.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.