Finding the Fourth Proportional to 6,541,943.58, 9,027,882.63 and 3,641,272.02
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Solution
The fourth proportional to 6,541,943.58, 9,027,882.63 and 3,641,272.02 is: 5,024,955.66
Step by Step Solution
- Step 1: Write the proportion equation
6,541,943.58 : 9,027,882.63 = 3,641,272.02 : x - Step 2: Convert to fraction form
6,541,943.58/9,027,882.63 = 3,641,272.02/x - Step 3: Cross multiply
6,541,943.58x = 9,027,882.63 × 3,641,272.02 - Step 4: Simplify right side
6,541,943.58x = 32,872,976,420,463.02 - Step 5: Solve for x
x = 32,872,976,420,463.02/6,541,943.58 - Step 6: Final answer
x = 5,024,955.66
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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.