Finding the Fourth Proportional to 9,796,822.80, 14,680,891.80 and 8,785,942.80
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Solution
The fourth proportional to 9,796,822.80, 14,680,891.80 and 8,785,942.80 is: 13,166,051.71
Step by Step Solution
- Step 1: Write the proportion equation
9,796,822.80 : 14,680,891.80 = 8,785,942.80 : x - Step 2: Convert to fraction form
9,796,822.80/14,680,891.80 = 8,785,942.80/x - Step 3: Cross multiply
9,796,822.80x = 14,680,891.80 × 8,785,942.80 - Step 4: Simplify right side
9,796,822.80x = 128,985,475,607,789.06 - Step 5: Solve for x
x = 128,985,475,607,789.06/9,796,822.80 - Step 6: Final answer
x = 13,166,051.71
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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.