Finding the Fourth Proportional to 7,282,558.04, 10,022,965.26 and 5,345,750.84
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Solution
The fourth proportional to 7,282,558.04, 10,022,965.26 and 5,345,750.84 is: 7,357,342.66
Step by Step Solution
- Step 1: Write the proportion equation
7,282,558.04 : 10,022,965.26 = 5,345,750.84 : x - Step 2: Convert to fraction form
7,282,558.04/10,022,965.26 = 5,345,750.84/x - Step 3: Cross multiply
7,282,558.04x = 10,022,965.26 × 5,345,750.84 - Step 4: Simplify right side
7,282,558.04x = 53,580,274,957,935.81 - Step 5: Solve for x
x = 53,580,274,957,935.81/7,282,558.04 - Step 6: Final answer
x = 7,357,342.66
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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.