Finding the Fourth Proportional to 7,399,253.84, 10,212,269.64 and 4,302,735.44
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Solution
The fourth proportional to 7,399,253.84, 10,212,269.64 and 4,302,735.44 is: 5,938,530.49
Step by Step Solution
- Step 1: Write the proportion equation
7,399,253.84 : 10,212,269.64 = 4,302,735.44 : x - Step 2: Convert to fraction form
7,399,253.84/10,212,269.64 = 4,302,735.44/x - Step 3: Cross multiply
7,399,253.84x = 10,212,269.64 × 4,302,735.44 - Step 4: Simplify right side
7,399,253.84x = 43,940,694,502,864.05 - Step 5: Solve for x
x = 43,940,694,502,864.05/7,399,253.84 - Step 6: Final answer
x = 5,938,530.49
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1.5x scale
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.