Finding the Fourth Proportional to 76,642,476.39, 114,965,347.64 and 27,461,542.36
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Solution
The fourth proportional to 76,642,476.39, 114,965,347.64 and 27,461,542.36 is: 41,192,898.68
Step by Step Solution
- Step 1: Write the proportion equation
76,642,476.39 : 114,965,347.64 = 27,461,542.36 : x - Step 2: Convert to fraction form
76,642,476.39/114,965,347.64 = 27,461,542.36/x - Step 3: Cross multiply
76,642,476.39x = 114,965,347.64 × 27,461,542.36 - Step 4: Simplify right side
76,642,476.39x = 3,157,125,764,147,986 - Step 5: Solve for x
x = 3,157,125,764,147,986/76,642,476.39 - Step 6: Final answer
x = 41,192,898.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.