Finding the Fourth Proportional to 11,370,174.84, 15,690,841.26 and 6,475,852.32
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Solution
The fourth proportional to 11,370,174.84, 15,690,841.26 and 6,475,852.32 is: 8,936,676.19
Step by Step Solution
- Step 1: Write the proportion equation
11,370,174.84 : 15,690,841.26 = 6,475,852.32 : x - Step 2: Convert to fraction form
11,370,174.84/15,690,841.26 = 6,475,852.32/x - Step 3: Cross multiply
11,370,174.84x = 15,690,841.26 × 6,475,852.32 - Step 4: Simplify right side
11,370,174.84x = 101,611,570,776,322.72 - Step 5: Solve for x
x = 101,611,570,776,322.72/11,370,174.84 - Step 6: Final answer
x = 8,936,676.19
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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.