Finding the Fourth Proportional to 7,106,759.41, 9,807,327.99 and 3,843,574.15
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Solution
The fourth proportional to 7,106,759.41, 9,807,327.99 and 3,843,574.15 is: 5,304,132.33
Step by Step Solution
- Step 1: Write the proportion equation
7,106,759.41 : 9,807,327.99 = 3,843,574.15 : x - Step 2: Convert to fraction form
7,106,759.41/9,807,327.99 = 3,843,574.15/x - Step 3: Cross multiply
7,106,759.41x = 9,807,327.99 × 3,843,574.15 - Step 4: Simplify right side
7,106,759.41x = 37,695,192,311,646.59 - Step 5: Solve for x
x = 37,695,192,311,646.59/7,106,759.41 - Step 6: Final answer
x = 5,304,132.33
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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.