Finding the Fourth Proportional to 53,453,960.40, 73,766,465.94 and 29,007,674.40
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Solution
The fourth proportional to 53,453,960.40, 73,766,465.94 and 29,007,674.40 is: 40,030,590.99
Step by Step Solution
- Step 1: Write the proportion equation
53,453,960.40 : 73,766,465.94 = 29,007,674.40 : x - Step 2: Convert to fraction form
53,453,960.40/73,766,465.94 = 29,007,674.40/x - Step 3: Cross multiply
53,453,960.40x = 73,766,465.94 × 29,007,674.40 - Step 4: Simplify right side
53,453,960.40x = 2,139,793,625,626,209.75 - Step 5: Solve for x
x = 2,139,793,625,626,209.75/53,453,960.40 - Step 6: Final answer
x = 40,030,590.99
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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.