Finding the Fourth Proportional to 45,493,748.20, 68,244,147.42 and 15,201,718.12
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Solution
The fourth proportional to 45,493,748.20, 68,244,147.42 and 15,201,718.12 is: 22,803,755.10
Step by Step Solution
- Step 1: Write the proportion equation
45,493,748.20 : 68,244,147.42 = 15,201,718.12 : x - Step 2: Convert to fraction form
45,493,748.20/68,244,147.42 = 15,201,718.12/x - Step 3: Cross multiply
45,493,748.20x = 68,244,147.42 × 15,201,718.12 - Step 4: Simplify right side
45,493,748.20x = 1,037,428,292,418,565.25 - Step 5: Solve for x
x = 1,037,428,292,418,565.25/45,493,748.20 - Step 6: Final answer
x = 22,803,755.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.