Finding the Fourth Proportional to 11,264,583.14, 15,545,430.40 and 6,370,537.09
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Solution
The fourth proportional to 11,264,583.14, 15,545,430.40 and 6,370,537.09 is: 8,791,514.04
Step by Step Solution
- Step 1: Write the proportion equation
11,264,583.14 : 15,545,430.40 = 6,370,537.09 : x - Step 2: Convert to fraction form
11,264,583.14/15,545,430.40 = 6,370,537.09/x - Step 3: Cross multiply
11,264,583.14x = 15,545,430.40 × 6,370,537.09 - Step 4: Simplify right side
11,264,583.14x = 99,032,740,865,486.39 - Step 5: Solve for x
x = 99,032,740,865,486.39/11,264,583.14 - Step 6: Final answer
x = 8,791,514.04
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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.