Finding the Fourth Proportional to 44,339,079.60, 61,216,721.17 and 39,684,804.62
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Solution
The fourth proportional to 44,339,079.60, 61,216,721.17 and 39,684,804.62 is: 54,790,799.46
Step by Step Solution
- Step 1: Write the proportion equation
44,339,079.60 : 61,216,721.17 = 39,684,804.62 : x - Step 2: Convert to fraction form
44,339,079.60/61,216,721.17 = 39,684,804.62/x - Step 3: Cross multiply
44,339,079.60x = 61,216,721.17 × 39,684,804.62 - Step 4: Simplify right side
44,339,079.60x = 2,429,373,618,703,172 - Step 5: Solve for x
x = 2,429,373,618,703,172/44,339,079.60 - Step 6: Final answer
x = 54,790,799.46
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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.