Finding the Fourth Proportional to 5,409,651.96, 8,101,596.42 and 3,130,371.45
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Solution
The fourth proportional to 5,409,651.96, 8,101,596.42 and 3,130,371.45 is: 4,688,103.10
Step by Step Solution
- Step 1: Write the proportion equation
5,409,651.96 : 8,101,596.42 = 3,130,371.45 : x - Step 2: Convert to fraction form
5,409,651.96/8,101,596.42 = 3,130,371.45/x - Step 3: Cross multiply
5,409,651.96x = 8,101,596.42 × 3,130,371.45 - Step 4: Simplify right side
5,409,651.96x = 25,361,006,132,590.21 - Step 5: Solve for x
x = 25,361,006,132,590.21/5,409,651.96 - Step 6: Final answer
x = 4,688,103.10
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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.