Finding the Fourth Proportional to 61,288,152.96, 84,578,221.62 and 33,787,065.36
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Solution
The fourth proportional to 61,288,152.96, 84,578,221.62 and 33,787,065.36 is: 46,626,464.72
Step by Step Solution
- Step 1: Write the proportion equation
61,288,152.96 : 84,578,221.62 = 33,787,065.36 : x - Step 2: Convert to fraction form
61,288,152.96/84,578,221.62 = 33,787,065.36/x - Step 3: Cross multiply
61,288,152.96x = 84,578,221.62 × 33,787,065.36 - Step 4: Simplify right side
61,288,152.96x = 2,857,649,901,907,505 - Step 5: Solve for x
x = 2,857,649,901,907,505/61,288,152.96 - Step 6: Final answer
x = 46,626,464.72
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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.