Finding the Fourth Proportional to 27,670,828.87, 41,531,430.55 and 14,727,845.75
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Solution
The fourth proportional to 27,670,828.87, 41,531,430.55 and 14,727,845.75 is: 22,105,174.58
Step by Step Solution
- Step 1: Write the proportion equation
27,670,828.87 : 41,531,430.55 = 14,727,845.75 : x - Step 2: Convert to fraction form
27,670,828.87/41,531,430.55 = 14,727,845.75/x - Step 3: Cross multiply
27,670,828.87x = 41,531,430.55 × 14,727,845.75 - Step 4: Simplify right side
27,670,828.87x = 611,668,502,917,237.62 - Step 5: Solve for x
x = 611,668,502,917,237.62/27,670,828.87 - Step 6: Final answer
x = 22,105,174.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.