Finding the Fourth Proportional to 11,348,552.07, 15,642,707.00 and 7,676,129.37
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Solution
The fourth proportional to 11,348,552.07, 15,642,707.00 and 7,676,129.37 is: 10,580,683.94
Step by Step Solution
- Step 1: Write the proportion equation
11,348,552.07 : 15,642,707.00 = 7,676,129.37 : x - Step 2: Convert to fraction form
11,348,552.07/15,642,707.00 = 7,676,129.37/x - Step 3: Cross multiply
11,348,552.07x = 15,642,707.00 × 7,676,129.37 - Step 4: Simplify right side
11,348,552.07x = 120,075,442,590,623.94 - Step 5: Solve for x
x = 120,075,442,590,623.94/11,348,552.07 - Step 6: Final answer
x = 10,580,683.94
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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.