Finding the Fourth Proportional to 8,463,675.98, 11,683,448.05 and 5,714,087.54
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Solution
The fourth proportional to 8,463,675.98, 11,683,448.05 and 5,714,087.54 is: 7,887,854.53
Step by Step Solution
- Step 1: Write the proportion equation
8,463,675.98 : 11,683,448.05 = 5,714,087.54 : x - Step 2: Convert to fraction form
8,463,675.98/11,683,448.05 = 5,714,087.54/x - Step 3: Cross multiply
8,463,675.98x = 11,683,448.05 × 5,714,087.54 - Step 4: Simplify right side
8,463,675.98x = 66,760,244,930,473.15 - Step 5: Solve for x
x = 66,760,244,930,473.15/8,463,675.98 - Step 6: Final answer
x = 7,887,854.53
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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.