Finding the Fourth Proportional to 18,160,669.92, 27,241,103.28 and 5,381,285.28
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Solution
The fourth proportional to 18,160,669.92, 27,241,103.28 and 5,381,285.28 is: 8,071,957.08
Step by Step Solution
- Step 1: Write the proportion equation
18,160,669.92 : 27,241,103.28 = 5,381,285.28 : x - Step 2: Convert to fraction form
18,160,669.92/27,241,103.28 = 5,381,285.28/x - Step 3: Cross multiply
18,160,669.92x = 27,241,103.28 × 5,381,285.28 - Step 4: Simplify right side
18,160,669.92x = 146,592,148,091,623.72 - Step 5: Solve for x
x = 146,592,148,091,623.72/18,160,669.92 - Step 6: Final answer
x = 8,071,957.08
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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.