Finding the Fourth Proportional to 46,631,201.80, 69,946,802.70 and 14,718,497.80
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Solution
The fourth proportional to 46,631,201.80, 69,946,802.70 and 14,718,497.80 is: 22,077,746.70
Step by Step Solution
- Step 1: Write the proportion equation
46,631,201.80 : 69,946,802.70 = 14,718,497.80 : x - Step 2: Convert to fraction form
46,631,201.80/69,946,802.70 = 14,718,497.80/x - Step 3: Cross multiply
46,631,201.80x = 69,946,802.70 × 14,718,497.80 - Step 4: Simplify right side
46,631,201.80x = 1,029,511,861,656,984.12 - Step 5: Solve for x
x = 1,029,511,861,656,984.12/46,631,201.80 - Step 6: Final answer
x = 22,077,746.70
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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.