Finding the Fourth Proportional to 7,500,296.91, 10,350,410.09 and 4,062,537.95
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Solution
The fourth proportional to 7,500,296.91, 10,350,410.09 and 4,062,537.95 is: 5,606,302.55
Step by Step Solution
- Step 1: Write the proportion equation
7,500,296.91 : 10,350,410.09 = 4,062,537.95 : x - Step 2: Convert to fraction form
7,500,296.91/10,350,410.09 = 4,062,537.95/x - Step 3: Cross multiply
7,500,296.91x = 10,350,410.09 × 4,062,537.95 - Step 4: Simplify right side
7,500,296.91x = 42,048,933,716,623.18 - Step 5: Solve for x
x = 42,048,933,716,623.18/7,500,296.91 - Step 6: Final answer
x = 5,606,302.55
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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.