Finding the Fourth Proportional to 6,472,697.49, 9,710,626.99 and 2,154,739.36
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Solution
The fourth proportional to 6,472,697.49, 9,710,626.99 and 2,154,739.36 is: 3,232,635.27
Step by Step Solution
- Step 1: Write the proportion equation
6,472,697.49 : 9,710,626.99 = 2,154,739.36 : x - Step 2: Convert to fraction form
6,472,697.49/9,710,626.99 = 2,154,739.36/x - Step 3: Cross multiply
6,472,697.49x = 9,710,626.99 × 2,154,739.36 - Step 4: Simplify right side
6,472,697.49x = 20,923,870,185,631.32 - Step 5: Solve for x
x = 20,923,870,185,631.32/6,472,697.49 - Step 6: Final answer
x = 3,232,635.27
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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.