Finding the Fourth Proportional to 14,322,737.79, 19,765,629.86 and 7,796,554.83
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Solution
The fourth proportional to 14,322,737.79, 19,765,629.86 and 7,796,554.83 is: 10,759,382.68
Step by Step Solution
- Step 1: Write the proportion equation
14,322,737.79 : 19,765,629.86 = 7,796,554.83 : x - Step 2: Convert to fraction form
14,322,737.79/19,765,629.86 = 7,796,554.83/x - Step 3: Cross multiply
14,322,737.79x = 19,765,629.86 × 7,796,554.83 - Step 4: Simplify right side
14,322,737.79x = 154,103,816,913,992.47 - Step 5: Solve for x
x = 154,103,816,913,992.47/14,322,737.79 - Step 6: Final answer
x = 10,759,382.68
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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.