Finding the Fourth Proportional to 68,345,174.79, 94,316,591.16 and 36,983,224.04
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Solution
The fourth proportional to 68,345,174.79, 94,316,591.16 and 36,983,224.04 is: 51,036,984.42
Step by Step Solution
- Step 1: Write the proportion equation
68,345,174.79 : 94,316,591.16 = 36,983,224.04 : x - Step 2: Convert to fraction form
68,345,174.79/94,316,591.16 = 36,983,224.04/x - Step 3: Cross multiply
68,345,174.79x = 94,316,591.16 × 36,983,224.04 - Step 4: Simplify right side
68,345,174.79x = 3,488,131,621,087,780 - Step 5: Solve for x
x = 3,488,131,621,087,780/68,345,174.79 - Step 6: Final answer
x = 51,036,984.42
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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.