Finding the Fourth Proportional to 18,037,645.92, 27,060,953.03 and 5,258,262.96
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Solution
The fourth proportional to 18,037,645.92, 27,060,953.03 and 5,258,262.96 is: 7,888,701.64
Step by Step Solution
- Step 1: Write the proportion equation
18,037,645.92 : 27,060,953.03 = 5,258,262.96 : x - Step 2: Convert to fraction form
18,037,645.92/27,060,953.03 = 5,258,262.96/x - Step 3: Cross multiply
18,037,645.92x = 27,060,953.03 × 5,258,262.96 - Step 4: Simplify right side
18,037,645.92x = 142,293,606,979,948.78 - Step 5: Solve for x
x = 142,293,606,979,948.78/18,037,645.92 - Step 6: Final answer
x = 7,888,701.64
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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.