Finding the Fourth Proportional to 18,051,659.52, 27,081,474.66 and 6,692,108.16
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Solution
The fourth proportional to 18,051,659.52, 27,081,474.66 and 6,692,108.16 is: 10,039,639.70
Step by Step Solution
- Step 1: Write the proportion equation
18,051,659.52 : 27,081,474.66 = 6,692,108.16 : x - Step 2: Convert to fraction form
18,051,659.52/27,081,474.66 = 6,692,108.16/x - Step 3: Cross multiply
18,051,659.52x = 27,081,474.66 × 6,692,108.16 - Step 4: Simplify right side
18,051,659.52x = 181,232,157,557,019.22 - Step 5: Solve for x
x = 181,232,157,557,019.22/18,051,659.52 - Step 6: Final answer
x = 10,039,639.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.