Finding the Fourth Proportional to 32,449,079.40, 44,772,570.36 and 19,211,683.56
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Solution
The fourth proportional to 32,449,079.40, 44,772,570.36 and 19,211,683.56 is: 26,507,884.66
Step by Step Solution
- Step 1: Write the proportion equation
32,449,079.40 : 44,772,570.36 = 19,211,683.56 : x - Step 2: Convert to fraction form
32,449,079.40/44,772,570.36 = 19,211,683.56/x - Step 3: Cross multiply
32,449,079.40x = 44,772,570.36 × 19,211,683.56 - Step 4: Simplify right side
32,449,079.40x = 860,156,453,924,155.25 - Step 5: Solve for x
x = 860,156,453,924,155.25/32,449,079.40 - Step 6: Final answer
x = 26,507,884.66
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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.