Finding the Fourth Proportional to 5,716,084.77, 7,888,165.95 and 3,137,809.41
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Solution
The fourth proportional to 5,716,084.77, 7,888,165.95 and 3,137,809.41 is: 4,330,159.95
Step by Step Solution
- Step 1: Write the proportion equation
5,716,084.77 : 7,888,165.95 = 3,137,809.41 : x - Step 2: Convert to fraction form
5,716,084.77/7,888,165.95 = 3,137,809.41/x - Step 3: Cross multiply
5,716,084.77x = 7,888,165.95 × 3,137,809.41 - Step 4: Simplify right side
5,716,084.77x = 24,751,561,345,551.59 - Step 5: Solve for x
x = 24,751,561,345,551.59/5,716,084.77 - Step 6: Final answer
x = 4,330,159.95
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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.