Finding the Fourth Proportional to 44,657,244.90, 66,985,867.35 and 19,100,837.70
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Solution
The fourth proportional to 44,657,244.90, 66,985,867.35 and 19,100,837.70 is: 28,651,256.55
Step by Step Solution
- Step 1: Write the proportion equation
44,657,244.90 : 66,985,867.35 = 19,100,837.70 : x - Step 2: Convert to fraction form
44,657,244.90/66,985,867.35 = 19,100,837.70/x - Step 3: Cross multiply
44,657,244.90x = 66,985,867.35 × 19,100,837.70 - Step 4: Simplify right side
44,657,244.90x = 1,279,486,180,446,079 - Step 5: Solve for x
x = 1,279,486,180,446,079/44,657,244.90 - Step 6: Final answer
x = 28,651,256.55
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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.