Finding the Fourth Proportional to 6,276,372.48, 9,415,957.44 and 2,287,284.48
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Solution
The fourth proportional to 6,276,372.48, 9,415,957.44 and 2,287,284.48 is: 3,431,436.45
Step by Step Solution
- Step 1: Write the proportion equation
6,276,372.48 : 9,415,957.44 = 2,287,284.48 : x - Step 2: Convert to fraction form
6,276,372.48/9,415,957.44 = 2,287,284.48/x - Step 3: Cross multiply
6,276,372.48x = 9,415,957.44 × 2,287,284.48 - Step 4: Simplify right side
6,276,372.48x = 21,536,973,316,852.53 - Step 5: Solve for x
x = 21,536,973,316,852.53/6,276,372.48 - Step 6: Final answer
x = 3,431,436.45
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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.