Finding the Fourth Proportional to 13,805,097.44, 19,051,098.32 and 8,007,311.84
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Solution
The fourth proportional to 13,805,097.44, 19,051,098.32 and 8,007,311.84 is: 11,050,127.38
Step by Step Solution
- Step 1: Write the proportion equation
13,805,097.44 : 19,051,098.32 = 8,007,311.84 : x - Step 2: Convert to fraction form
13,805,097.44/19,051,098.32 = 8,007,311.84/x - Step 3: Cross multiply
13,805,097.44x = 19,051,098.32 × 8,007,311.84 - Step 4: Simplify right side
13,805,097.44x = 152,548,085,142,740.09 - Step 5: Solve for x
x = 152,548,085,142,740.09/13,805,097.44 - Step 6: Final answer
x = 11,050,127.38
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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.