Finding the Fourth Proportional to 19,049,731.92, 28,578,534.60 and 6,271,003.44
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Solution
The fourth proportional to 19,049,731.92, 28,578,534.60 and 6,271,003.44 is: 9,407,801.09
Step by Step Solution
- Step 1: Write the proportion equation
19,049,731.92 : 28,578,534.60 = 6,271,003.44 : x - Step 2: Convert to fraction form
19,049,731.92/28,578,534.60 = 6,271,003.44/x - Step 3: Cross multiply
19,049,731.92x = 28,578,534.60 × 6,271,003.44 - Step 4: Simplify right side
19,049,731.92x = 179,216,088,786,759.03 - Step 5: Solve for x
x = 179,216,088,786,759.03/19,049,731.92 - Step 6: Final answer
x = 9,407,801.09
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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.