Finding the Fourth Proportional to 32,448,495.70, 44,771,765.58 and 19,211,099.68
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Solution
The fourth proportional to 32,448,495.70, 44,771,765.58 and 19,211,099.68 is: 26,507,079.38
Step by Step Solution
- Step 1: Write the proportion equation
32,448,495.70 : 44,771,765.58 = 19,211,099.68 : x - Step 2: Convert to fraction form
32,448,495.70/44,771,765.58 = 19,211,099.68/x - Step 3: Cross multiply
32,448,495.70x = 44,771,765.58 × 19,211,099.68 - Step 4: Simplify right side
32,448,495.70x = 860,114,851,406,973 - Step 5: Solve for x
x = 860,114,851,406,973/32,448,495.70 - Step 6: Final answer
x = 26,507,079.38
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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.