Finding the Fourth Proportional to 10,959,563.90, 16,470,838.65 and 9,573,880.70
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Solution
The fourth proportional to 10,959,563.90, 16,470,838.65 and 9,573,880.70 is: 14,388,332.03
Step by Step Solution
- Step 1: Write the proportion equation
10,959,563.90 : 16,470,838.65 = 9,573,880.70 : x - Step 2: Convert to fraction form
10,959,563.90/16,470,838.65 = 9,573,880.70/x - Step 3: Cross multiply
10,959,563.90x = 16,470,838.65 × 9,573,880.70 - Step 4: Simplify right side
10,959,563.90x = 157,689,844,264,049.03 - Step 5: Solve for x
x = 157,689,844,264,049.03/10,959,563.90 - Step 6: Final answer
x = 14,388,332.03
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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.