Finding the Fourth Proportional to 47,796,868.64, 65,948,341.28 and 27,168,690.88
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Solution
The fourth proportional to 47,796,868.64, 65,948,341.28 and 27,168,690.88 is: 37,486,348.99
Step by Step Solution
- Step 1: Write the proportion equation
47,796,868.64 : 65,948,341.28 = 27,168,690.88 : x - Step 2: Convert to fraction form
47,796,868.64/65,948,341.28 = 27,168,690.88/x - Step 3: Cross multiply
47,796,868.64x = 65,948,341.28 × 27,168,690.88 - Step 4: Simplify right side
47,796,868.64x = 1,791,730,098,285,063.50 - Step 5: Solve for x
x = 1,791,730,098,285,063.50/47,796,868.64 - Step 6: Final answer
x = 37,486,348.99
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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.