Finding the Fourth Proportional to 53,161,033.68, 73,362,255.84 and 28,714,747.68
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Solution
The fourth proportional to 53,161,033.68, 73,362,255.84 and 28,714,747.68 is: 39,626,367.66
Step by Step Solution
- Step 1: Write the proportion equation
53,161,033.68 : 73,362,255.84 = 28,714,747.68 : x - Step 2: Convert to fraction form
53,161,033.68/73,362,255.84 = 28,714,747.68/x - Step 3: Cross multiply
53,161,033.68x = 73,362,255.84 × 28,714,747.68 - Step 4: Simplify right side
53,161,033.68x = 2,106,578,665,681,206.50 - Step 5: Solve for x
x = 2,106,578,665,681,206.50/53,161,033.68 - Step 6: Final answer
x = 39,626,367.66
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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.