Finding the Fourth Proportional to 48,334,268.40, 66,702,733.92 and 29,760,124.05
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Solution
The fourth proportional to 48,334,268.40, 66,702,733.92 and 29,760,124.05 is: 41,069,859.99
Step by Step Solution
- Step 1: Write the proportion equation
48,334,268.40 : 66,702,733.92 = 29,760,124.05 : x - Step 2: Convert to fraction form
48,334,268.40/66,702,733.92 = 29,760,124.05/x - Step 3: Cross multiply
48,334,268.40x = 66,702,733.92 × 29,760,124.05 - Step 4: Simplify right side
48,334,268.40x = 1,985,081,635,933,343 - Step 5: Solve for x
x = 1,985,081,635,933,343/48,334,268.40 - Step 6: Final answer
x = 41,069,859.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.