Finding the Fourth Proportional to 8,551,304.71, 12,826,957.06 and 2,161,557.06
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Solution
The fourth proportional to 8,551,304.71, 12,826,957.06 and 2,161,557.06 is: 3,242,335.59
Step by Step Solution
- Step 1: Write the proportion equation
8,551,304.71 : 12,826,957.06 = 2,161,557.06 : x - Step 2: Convert to fraction form
8,551,304.71/12,826,957.06 = 2,161,557.06/x - Step 3: Cross multiply
8,551,304.71x = 12,826,957.06 × 2,161,557.06 - Step 4: Simplify right side
8,551,304.71x = 27,726,199,645,067.26 - Step 5: Solve for x
x = 27,726,199,645,067.26/8,551,304.71 - Step 6: Final answer
x = 3,242,335.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.