Finding the Fourth Proportional to 5,357,066.04, 7,392,804.84 and 2,909,724.96
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Solution
The fourth proportional to 5,357,066.04, 7,392,804.84 and 2,909,724.96 is: 4,015,449.61
Step by Step Solution
- Step 1: Write the proportion equation
5,357,066.04 : 7,392,804.84 = 2,909,724.96 : x - Step 2: Convert to fraction form
5,357,066.04/7,392,804.84 = 2,909,724.96/x - Step 3: Cross multiply
5,357,066.04x = 7,392,804.84 × 2,909,724.96 - Step 4: Simplify right side
5,357,066.04x = 21,511,028,767,356.80 - Step 5: Solve for x
x = 21,511,028,767,356.80/5,357,066.04 - Step 6: Final answer
x = 4,015,449.61
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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.