Finding the Fourth Proportional to 10,317,375.60, 14,237,694.36 and 5,733,579.12
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Solution
The fourth proportional to 10,317,375.60, 14,237,694.36 and 5,733,579.12 is: 7,912,181.38
Step by Step Solution
- Step 1: Write the proportion equation
10,317,375.60 : 14,237,694.36 = 5,733,579.12 : x - Step 2: Convert to fraction form
10,317,375.60/14,237,694.36 = 5,733,579.12/x - Step 3: Cross multiply
10,317,375.60x = 14,237,694.36 × 5,733,579.12 - Step 4: Simplify right side
10,317,375.60x = 81,632,947,099,437.77 - Step 5: Solve for x
x = 81,632,947,099,437.77/10,317,375.60 - Step 6: Final answer
x = 7,912,181.38
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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.