Finding the Fourth Proportional to 11,913,783.63, 17,867,723.00 and 3,394,193.91
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Solution
The fourth proportional to 11,913,783.63, 17,867,723.00 and 3,394,193.91 is: 5,090,449.72
Step by Step Solution
- Step 1: Write the proportion equation
11,913,783.63 : 17,867,723.00 = 3,394,193.91 : x - Step 2: Convert to fraction form
11,913,783.63/17,867,723.00 = 3,394,193.91/x - Step 3: Cross multiply
11,913,783.63x = 17,867,723.00 × 3,394,193.91 - Step 4: Simplify right side
11,913,783.63x = 60,646,516,575,195.97 - Step 5: Solve for x
x = 60,646,516,575,195.97/11,913,783.63 - Step 6: Final answer
x = 5,090,449.72
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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.