Finding the Fourth Proportional to 29,152,887.19, 40,230,984.42 and 16,930,531.51
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Solution
The fourth proportional to 29,152,887.19, 40,230,984.42 and 16,930,531.51 is: 23,364,133.54
Step by Step Solution
- Step 1: Write the proportion equation
29,152,887.19 : 40,230,984.42 = 16,930,531.51 : x - Step 2: Convert to fraction form
29,152,887.19/40,230,984.42 = 16,930,531.51/x - Step 3: Cross multiply
29,152,887.19x = 40,230,984.42 × 16,930,531.51 - Step 4: Simplify right side
29,152,887.19x = 681,131,949,300,551.62 - Step 5: Solve for x
x = 681,131,949,300,551.62/29,152,887.19 - Step 6: Final answer
x = 23,364,133.54
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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.