Finding the Fourth Proportional to 29,138,465.55, 40,853,571.45 and 29,138,465.55
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Solution
The fourth proportional to 29,138,465.55, 40,853,571.45 and 29,138,465.55 is: 40,853,571.45
Step by Step Solution
- Step 1: Write the proportion equation
29,138,465.55 : 40,853,571.45 = 29,138,465.55 : x - Step 2: Convert to fraction form
29,138,465.55/40,853,571.45 = 29,138,465.55/x - Step 3: Cross multiply
29,138,465.55x = 40,853,571.45 × 29,138,465.55 - Step 4: Simplify right side
29,138,465.55x = 1,190,410,384,290,288.75 - Step 5: Solve for x
x = 1,190,410,384,290,288.75/29,138,465.55 - Step 6: Final answer
x = 40,853,571.45
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.