Finding the Fourth Proportional to 10,203,750.10, 14,081,175.31 and 5,620,071.48
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Solution
The fourth proportional to 10,203,750.10, 14,081,175.31 and 5,620,071.48 is: 7,755,698.74
Step by Step Solution
- Step 1: Write the proportion equation
10,203,750.10 : 14,081,175.31 = 5,620,071.48 : x - Step 2: Convert to fraction form
10,203,750.10/14,081,175.31 = 5,620,071.48/x - Step 3: Cross multiply
10,203,750.10x = 14,081,175.31 × 5,620,071.48 - Step 4: Simplify right side
10,203,750.10x = 79,137,211,764,611.17 - Step 5: Solve for x
x = 79,137,211,764,611.17/10,203,750.10 - Step 6: Final answer
x = 7,755,698.74
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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.