Finding the Fourth Proportional to 11,875,114.26, 16,387,589.25 and 6,442,489.62
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Solution
The fourth proportional to 11,875,114.26, 16,387,589.25 and 6,442,489.62 is: 8,890,598.55
Step by Step Solution
- Step 1: Write the proportion equation
11,875,114.26 : 16,387,589.25 = 6,442,489.62 : x - Step 2: Convert to fraction form
11,875,114.26/16,387,589.25 = 6,442,489.62/x - Step 3: Cross multiply
11,875,114.26x = 16,387,589.25 × 6,442,489.62 - Step 4: Simplify right side
11,875,114.26x = 105,576,873,639,948.59 - Step 5: Solve for x
x = 105,576,873,639,948.59/11,875,114.26 - Step 6: Final answer
x = 8,890,598.55
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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.