Finding the Fourth Proportional to 51,793,832.60, 71,475,492.84 and 28,588,965.56
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Solution
The fourth proportional to 51,793,832.60, 71,475,492.84 and 28,588,965.56 is: 39,452,774.60
Step by Step Solution
- Step 1: Write the proportion equation
51,793,832.60 : 71,475,492.84 = 28,588,965.56 : x - Step 2: Convert to fraction form
51,793,832.60/71,475,492.84 = 28,588,965.56/x - Step 3: Cross multiply
51,793,832.60x = 71,475,492.84 × 28,588,965.56 - Step 4: Simplify right side
51,793,832.60x = 2,043,410,403,186,786.50 - Step 5: Solve for x
x = 2,043,410,403,186,786.50/51,793,832.60 - Step 6: Final answer
x = 39,452,774.60
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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.