Finding the Fourth Proportional to 48,755,440.92, 67,287,322.98 and 27,850,602.36
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Solution
The fourth proportional to 48,755,440.92, 67,287,322.98 and 27,850,602.36 is: 38,436,581.45
Step by Step Solution
- Step 1: Write the proportion equation
48,755,440.92 : 67,287,322.98 = 27,850,602.36 : x - Step 2: Convert to fraction form
48,755,440.92/67,287,322.98 = 27,850,602.36/x - Step 3: Cross multiply
48,755,440.92x = 67,287,322.98 × 27,850,602.36 - Step 4: Simplify right side
48,755,440.92x = 1,873,992,476,184,870.25 - Step 5: Solve for x
x = 1,873,992,476,184,870.25/48,755,440.92 - Step 6: Final answer
x = 38,436,581.45
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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.