Finding the Fourth Proportional to 64,678,693.08, 89,256,385.08 and 35,310,387
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Solution
The fourth proportional to 64,678,693.08, 89,256,385.08 and 35,310,387 is: 48,728,218.67
Step by Step Solution
- Step 1: Write the proportion equation
64,678,693.08 : 89,256,385.08 = 35,310,387 : x - Step 2: Convert to fraction form
64,678,693.08/89,256,385.08 = 35,310,387/x - Step 3: Cross multiply
64,678,693.08x = 89,256,385.08 × 35,310,387 - Step 4: Simplify right side
64,678,693.08x = 3,151,677,499,395,826 - Step 5: Solve for x
x = 3,151,677,499,395,826/64,678,693.08 - Step 6: Final answer
x = 48,728,218.67
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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.