Finding the Fourth Proportional to 7,497,916.68, 10,347,174.18 and 4,060,157.88
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Solution
The fourth proportional to 7,497,916.68, 10,347,174.18 and 4,060,157.88 is: 5,603,044.50
Step by Step Solution
- Step 1: Write the proportion equation
7,497,916.68 : 10,347,174.18 = 4,060,157.88 : x - Step 2: Convert to fraction form
7,497,916.68/10,347,174.18 = 4,060,157.88/x - Step 3: Cross multiply
7,497,916.68x = 10,347,174.18 × 4,060,157.88 - Step 4: Simplify right side
7,497,916.68x = 42,011,160,782,659.54 - Step 5: Solve for x
x = 42,011,160,782,659.54/7,497,916.68 - Step 6: Final answer
x = 5,603,044.50
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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.