Finding the Fourth Proportional to 77,420,375.97, 106,785,724.17 and 50,950,296.27
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Solution
The fourth proportional to 77,420,375.97, 106,785,724.17 and 50,950,296.27 is: 70,275,611.76
Step by Step Solution
- Step 1: Write the proportion equation
77,420,375.97 : 106,785,724.17 = 50,950,296.27 : x - Step 2: Convert to fraction form
77,420,375.97/106,785,724.17 = 50,950,296.27/x - Step 3: Cross multiply
77,420,375.97x = 106,785,724.17 × 50,950,296.27 - Step 4: Simplify right side
77,420,375.97x = 5,440,764,283,868,000 - Step 5: Solve for x
x = 5,440,764,283,868,000/77,420,375.97 - Step 6: Final answer
x = 70,275,611.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.