Finding the Fourth Proportional to 7,136,450.10, 10,704,675.15 and 6,561,371.70
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Solution
The fourth proportional to 7,136,450.10, 10,704,675.15 and 6,561,371.70 is: 9,842,057.55
Step by Step Solution
- Step 1: Write the proportion equation
7,136,450.10 : 10,704,675.15 = 6,561,371.70 : x - Step 2: Convert to fraction form
7,136,450.10/10,704,675.15 = 6,561,371.70/x - Step 3: Cross multiply
7,136,450.10x = 10,704,675.15 × 6,561,371.70 - Step 4: Simplify right side
7,136,450.10x = 70,237,352,586,903.26 - Step 5: Solve for x
x = 70,237,352,586,903.26/7,136,450.10 - Step 6: Final answer
x = 9,842,057.55
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Similar ratio
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1.5x scale
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.