Finding the Fourth Proportional to 36,748,052.70, 55,122,079.05 and 28,244,996.70
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Solution
The fourth proportional to 36,748,052.70, 55,122,079.05 and 28,244,996.70 is: 42,367,495.05
Step by Step Solution
- Step 1: Write the proportion equation
36,748,052.70 : 55,122,079.05 = 28,244,996.70 : x - Step 2: Convert to fraction form
36,748,052.70/55,122,079.05 = 28,244,996.70/x - Step 3: Cross multiply
36,748,052.70x = 55,122,079.05 × 28,244,996.70 - Step 4: Simplify right side
36,748,052.70x = 1,556,922,940,864,389 - Step 5: Solve for x
x = 1,556,922,940,864,389/36,748,052.70 - Step 6: Final answer
x = 42,367,495.05
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Similar ratio
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1.5x scale
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.