Finding the Fourth Proportional to 8,363,035.41, 11,519,485.43 and 5,911,431.63
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Solution
The fourth proportional to 8,363,035.41, 11,519,485.43 and 5,911,431.63 is: 8,142,575.89
Step by Step Solution
- Step 1: Write the proportion equation
8,363,035.41 : 11,519,485.43 = 5,911,431.63 : x - Step 2: Convert to fraction form
8,363,035.41/11,519,485.43 = 5,911,431.63/x - Step 3: Cross multiply
8,363,035.41x = 11,519,485.43 × 5,911,431.63 - Step 4: Simplify right side
8,363,035.41x = 68,096,650,532,226.15 - Step 5: Solve for x
x = 68,096,650,532,226.15/8,363,035.41 - Step 6: Final answer
x = 8,142,575.89
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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.