Finding the Fourth Proportional to 56,162,415.60, 84,075,661.80 and 33,431,612.40
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Solution
The fourth proportional to 56,162,415.60, 84,075,661.80 and 33,431,612.40 is: 50,047,436.66
Step by Step Solution
- Step 1: Write the proportion equation
56,162,415.60 : 84,075,661.80 = 33,431,612.40 : x - Step 2: Convert to fraction form
56,162,415.60/84,075,661.80 = 33,431,612.40/x - Step 3: Cross multiply
56,162,415.60x = 84,075,661.80 × 33,431,612.40 - Step 4: Simplify right side
56,162,415.60x = 2,810,784,937,571,086 - Step 5: Solve for x
x = 2,810,784,937,571,086/56,162,415.60 - Step 6: Final answer
x = 50,047,436.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.