Finding the Fourth Proportional to 10,193,028.42, 14,063,212.52 and 5,782,027.08
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Solution
The fourth proportional to 10,193,028.42, 14,063,212.52 and 5,782,027.08 is: 7,977,401.05
Step by Step Solution
- Step 1: Write the proportion equation
10,193,028.42 : 14,063,212.52 = 5,782,027.08 : x - Step 2: Convert to fraction form
10,193,028.42/14,063,212.52 = 5,782,027.08/x - Step 3: Cross multiply
10,193,028.42x = 14,063,212.52 × 5,782,027.08 - Step 4: Simplify right side
10,193,028.42x = 81,313,875,700,468.45 - Step 5: Solve for x
x = 81,313,875,700,468.45/10,193,028.42 - Step 6: Final answer
x = 7,977,401.05
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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.