Finding the Fourth Proportional to 76,875,954.24, 106,204,047.84 and 50,476,939.68
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Solution
The fourth proportional to 76,875,954.24, 106,204,047.84 and 50,476,939.68 is: 69,733,837.71
Step by Step Solution
- Step 1: Write the proportion equation
76,875,954.24 : 106,204,047.84 = 50,476,939.68 : x - Step 2: Convert to fraction form
76,875,954.24/106,204,047.84 = 50,476,939.68/x - Step 3: Cross multiply
76,875,954.24x = 106,204,047.84 × 50,476,939.68 - Step 4: Simplify right side
76,875,954.24x = 5,360,855,316,591,514 - Step 5: Solve for x
x = 5,360,855,316,591,514/76,875,954.24 - Step 6: Final answer
x = 69,733,837.71
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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.