Finding the Fourth Proportional to 12,887,302.94, 19,318,185.65 and 6,051,639.62
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Solution
The fourth proportional to 12,887,302.94, 19,318,185.65 and 6,051,639.62 is: 9,071,463.45
Step by Step Solution
- Step 1: Write the proportion equation
12,887,302.94 : 19,318,185.65 = 6,051,639.62 : x - Step 2: Convert to fraction form
12,887,302.94/19,318,185.65 = 6,051,639.62/x - Step 3: Cross multiply
12,887,302.94x = 19,318,185.65 × 6,051,639.62 - Step 4: Simplify right side
12,887,302.94x = 116,906,697,635,797.25 - Step 5: Solve for x
x = 116,906,697,635,797.25/12,887,302.94 - Step 6: Final answer
x = 9,071,463.45
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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.