Finding the Fourth Proportional to 48,363,703.86, 66,741,248.52 and 27,455,553.75
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Solution
The fourth proportional to 48,363,703.86, 66,741,248.52 and 27,455,553.75 is: 37,888,287.91
Step by Step Solution
- Step 1: Write the proportion equation
48,363,703.86 : 66,741,248.52 = 27,455,553.75 : x - Step 2: Convert to fraction form
48,363,703.86/66,741,248.52 = 27,455,553.75/x - Step 3: Cross multiply
48,363,703.86x = 66,741,248.52 × 27,455,553.75 - Step 4: Simplify right side
48,363,703.86x = 1,832,417,936,082,968 - Step 5: Solve for x
x = 1,832,417,936,082,968/48,363,703.86 - Step 6: Final answer
x = 37,888,287.91
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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.