Finding the Fourth Proportional to 10,174,306.20, 15,263,427.60 and 2,986,074.60
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Solution
The fourth proportional to 10,174,306.20, 15,263,427.60 and 2,986,074.60 is: 4,479,689.58
Step by Step Solution
- Step 1: Write the proportion equation
10,174,306.20 : 15,263,427.60 = 2,986,074.60 : x - Step 2: Convert to fraction form
10,174,306.20/15,263,427.60 = 2,986,074.60/x - Step 3: Cross multiply
10,174,306.20x = 15,263,427.60 × 2,986,074.60 - Step 4: Simplify right side
10,174,306.20x = 45,577,733,465,298.96 - Step 5: Solve for x
x = 45,577,733,465,298.96/10,174,306.20 - Step 6: Final answer
x = 4,479,689.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.