Finding the Fourth Proportional to 6,716,259.99, 9,268,686.63 and 3,816,142.47
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Solution
The fourth proportional to 6,716,259.99, 9,268,686.63 and 3,816,142.47 is: 5,266,417.43
Step by Step Solution
- Step 1: Write the proportion equation
6,716,259.99 : 9,268,686.63 = 3,816,142.47 : x - Step 2: Convert to fraction form
6,716,259.99/9,268,686.63 = 3,816,142.47/x - Step 3: Cross multiply
6,716,259.99x = 9,268,686.63 × 3,816,142.47 - Step 4: Simplify right side
6,716,259.99x = 35,370,628,689,864.18 - Step 5: Solve for x
x = 35,370,628,689,864.18/6,716,259.99 - Step 6: Final answer
x = 5,266,417.43
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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.