Finding the Fourth Proportional to 14,067,818.08, 19,413,589.08 and 7,956,115.36
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Solution
The fourth proportional to 14,067,818.08, 19,413,589.08 and 7,956,115.36 is: 10,979,439.27
Step by Step Solution
- Step 1: Write the proportion equation
14,067,818.08 : 19,413,589.08 = 7,956,115.36 : x - Step 2: Convert to fraction form
14,067,818.08/19,413,589.08 = 7,956,115.36/x - Step 3: Cross multiply
14,067,818.08x = 19,413,589.08 × 7,956,115.36 - Step 4: Simplify right side
14,067,818.08x = 154,456,754,272,116.25 - Step 5: Solve for x
x = 154,456,754,272,116.25/14,067,818.08 - Step 6: Final answer
x = 10,979,439.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.