Finding the Fourth Proportional to 8,328,693.11, 11,493,119.61 and 4,607,302.12
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Solution
The fourth proportional to 8,328,693.11, 11,493,119.61 and 4,607,302.12 is: 6,357,813.12
Step by Step Solution
- Step 1: Write the proportion equation
8,328,693.11 : 11,493,119.61 = 4,607,302.12 : x - Step 2: Convert to fraction form
8,328,693.11/11,493,119.61 = 4,607,302.12/x - Step 3: Cross multiply
8,328,693.11x = 11,493,119.61 × 4,607,302.12 - Step 4: Simplify right side
8,328,693.11x = 52,952,274,315,833.77 - Step 5: Solve for x
x = 52,952,274,315,833.77/8,328,693.11 - Step 6: Final answer
x = 6,357,813.12
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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.