Finding the Fourth Proportional to 40,965,579.14, 61,457,226.05 and 21,793,549.82
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Solution
The fourth proportional to 40,965,579.14, 61,457,226.05 and 21,793,549.82 is: 32,695,036.80
Step by Step Solution
- Step 1: Write the proportion equation
40,965,579.14 : 61,457,226.05 = 21,793,549.82 : x - Step 2: Convert to fraction form
40,965,579.14/61,457,226.05 = 21,793,549.82/x - Step 3: Cross multiply
40,965,579.14x = 61,457,226.05 × 21,793,549.82 - Step 4: Simplify right side
40,965,579.14x = 1,339,371,117,466,874.75 - Step 5: Solve for x
x = 1,339,371,117,466,874.75/40,965,579.14 - Step 6: Final answer
x = 32,695,036.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.