Finding the Fourth Proportional to 29,506,772.70, 44,288,152.65 and 18,169,364.70
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Solution
The fourth proportional to 29,506,772.70, 44,288,152.65 and 18,169,364.70 is: 27,271,284.65
Step by Step Solution
- Step 1: Write the proportion equation
29,506,772.70 : 44,288,152.65 = 18,169,364.70 : x - Step 2: Convert to fraction form
29,506,772.70/44,288,152.65 = 18,169,364.70/x - Step 3: Cross multiply
29,506,772.70x = 44,288,152.65 × 18,169,364.70 - Step 4: Simplify right side
29,506,772.70x = 804,687,597,387,121.38 - Step 5: Solve for x
x = 804,687,597,387,121.38/29,506,772.70 - Step 6: Final answer
x = 27,271,284.65
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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.