Finding the Fourth Proportional to 41,668,430.64, 57,522,371.88 and 27,752,943.60
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Solution
The fourth proportional to 41,668,430.64, 57,522,371.88 and 27,752,943.60 is: 38,312,341.45
Step by Step Solution
- Step 1: Write the proportion equation
41,668,430.64 : 57,522,371.88 = 27,752,943.60 : x - Step 2: Convert to fraction form
41,668,430.64/57,522,371.88 = 27,752,943.60/x - Step 3: Cross multiply
41,668,430.64x = 57,522,371.88 × 27,752,943.60 - Step 4: Simplify right side
41,668,430.64x = 1,596,415,142,523,866.25 - Step 5: Solve for x
x = 1,596,415,142,523,866.25/41,668,430.64 - Step 6: Final answer
x = 38,312,341.45
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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.