Finding the Fourth Proportional to 8,302,881.01, 11,457,943.98 and 4,631,794.66
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Solution
The fourth proportional to 8,302,881.01, 11,457,943.98 and 4,631,794.66 is: 6,391,858.88
Step by Step Solution
- Step 1: Write the proportion equation
8,302,881.01 : 11,457,943.98 = 4,631,794.66 : x - Step 2: Convert to fraction form
8,302,881.01/11,457,943.98 = 4,631,794.66/x - Step 3: Cross multiply
8,302,881.01x = 11,457,943.98 × 4,631,794.66 - Step 4: Simplify right side
8,302,881.01x = 53,070,843,741,143.15 - Step 5: Solve for x
x = 53,070,843,741,143.15/8,302,881.01 - Step 6: Final answer
x = 6,391,858.88
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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.