Finding the Fourth Proportional to 7,241,649.10, 10,868,694.45 and 3,204,349.90
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Solution
The fourth proportional to 7,241,649.10, 10,868,694.45 and 3,204,349.90 is: 4,809,277.49
Step by Step Solution
- Step 1: Write the proportion equation
7,241,649.10 : 10,868,694.45 = 3,204,349.90 : x - Step 2: Convert to fraction form
7,241,649.10/10,868,694.45 = 3,204,349.90/x - Step 3: Cross multiply
7,241,649.10x = 10,868,694.45 × 3,204,349.90 - Step 4: Simplify right side
7,241,649.10x = 34,827,099,973,988.05 - Step 5: Solve for x
x = 34,827,099,973,988.05/7,241,649.10 - Step 6: Final answer
x = 4,809,277.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.