Finding the Fourth Proportional to 5,006,977.93, 6,909,629.52 and 2,715,140.44
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Solution
The fourth proportional to 5,006,977.93, 6,909,629.52 and 2,715,140.44 is: 3,746,893.79
Step by Step Solution
- Step 1: Write the proportion equation
5,006,977.93 : 6,909,629.52 = 2,715,140.44 : x - Step 2: Convert to fraction form
5,006,977.93/6,909,629.52 = 2,715,140.44/x - Step 3: Cross multiply
5,006,977.93x = 6,909,629.52 × 2,715,140.44 - Step 4: Simplify right side
5,006,977.93x = 18,760,614,535,169.79 - Step 5: Solve for x
x = 18,760,614,535,169.79/5,006,977.93 - Step 6: Final answer
x = 3,746,893.79
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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.