Finding the Fourth Proportional to 5,515,159.19, 7,610,617.71 and 3,034,333.08
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Solution
The fourth proportional to 5,515,159.19, 7,610,617.71 and 3,034,333.08 is: 4,187,213.51
Step by Step Solution
- Step 1: Write the proportion equation
5,515,159.19 : 7,610,617.71 = 3,034,333.08 : x - Step 2: Convert to fraction form
5,515,159.19/7,610,617.71 = 3,034,333.08/x - Step 3: Cross multiply
5,515,159.19x = 7,610,617.71 × 3,034,333.08 - Step 4: Simplify right side
5,515,159.19x = 23,093,149,076,686.85 - Step 5: Solve for x
x = 23,093,149,076,686.85/5,515,159.19 - Step 6: Final answer
x = 4,187,213.51
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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.