Finding the Fourth Proportional to 69,890,943.14, 104,836,414.67 and 21,368,797
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Solution
The fourth proportional to 69,890,943.14, 104,836,414.67 and 21,368,797 is: 32,053,195.49
Step by Step Solution
- Step 1: Write the proportion equation
69,890,943.14 : 104,836,414.67 = 21,368,797 : x - Step 2: Convert to fraction form
69,890,943.14/104,836,414.67 = 21,368,797/x - Step 3: Cross multiply
69,890,943.14x = 104,836,414.67 × 21,368,797 - Step 4: Simplify right side
69,890,943.14x = 2,240,228,063,291,052 - Step 5: Solve for x
x = 2,240,228,063,291,052/69,890,943.14 - Step 6: Final answer
x = 32,053,195.49
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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.