Finding the Fourth Proportional to 6,241,343.80, 9,346,269.30 and 4,981,631.80
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Solution
The fourth proportional to 6,241,343.80, 9,346,269.30 and 4,981,631.80 is: 7,459,879.45
Step by Step Solution
- Step 1: Write the proportion equation
6,241,343.80 : 9,346,269.30 = 4,981,631.80 : x - Step 2: Convert to fraction form
6,241,343.80/9,346,269.30 = 4,981,631.80/x - Step 3: Cross multiply
6,241,343.80x = 9,346,269.30 × 4,981,631.80 - Step 4: Simplify right side
6,241,343.80x = 46,559,672,356,243.74 - Step 5: Solve for x
x = 46,559,672,356,243.74/6,241,343.80 - Step 6: Final answer
x = 7,459,879.45
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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.