Finding the Fourth Proportional to 46,651,791.20, 69,926,365.20 and 16,344,053.60
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Solution
The fourth proportional to 46,651,791.20, 69,926,365.20 and 16,344,053.60 is: 24,498,100.32
Step by Step Solution
- Step 1: Write the proportion equation
46,651,791.20 : 69,926,365.20 = 16,344,053.60 : x - Step 2: Convert to fraction form
46,651,791.20/69,926,365.20 = 16,344,053.60/x - Step 3: Cross multiply
46,651,791.20x = 69,926,365.20 × 16,344,053.60 - Step 4: Simplify right side
46,651,791.20x = 1,142,880,260,881,974.75 - Step 5: Solve for x
x = 1,142,880,260,881,974.75/46,651,791.20 - Step 6: Final answer
x = 24,498,100.32
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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.