Finding the Fourth Proportional to 5,005,716.63, 6,908,969.43 and 3,046,226.02
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Solution
The fourth proportional to 5,005,716.63, 6,908,969.43 and 3,046,226.02 is: 4,204,449.43
Step by Step Solution
- Step 1: Write the proportion equation
5,005,716.63 : 6,908,969.43 = 3,046,226.02 : x - Step 2: Convert to fraction form
5,005,716.63/6,908,969.43 = 3,046,226.02/x - Step 3: Cross multiply
5,005,716.63x = 6,908,969.43 × 3,046,226.02 - Step 4: Simplify right side
5,005,716.63x = 21,046,282,449,050.57 - Step 5: Solve for x
x = 21,046,282,449,050.57/5,005,716.63 - Step 6: Final answer
x = 4,204,449.43
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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.