Finding the Fourth Proportional to 16,465,770.45, 22,722,740.87 and 9,124,079.09
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Solution
The fourth proportional to 16,465,770.45, 22,722,740.87 and 9,124,079.09 is: 12,591,216.75
Step by Step Solution
- Step 1: Write the proportion equation
16,465,770.45 : 22,722,740.87 = 9,124,079.09 : x - Step 2: Convert to fraction form
16,465,770.45/22,722,740.87 = 9,124,079.09/x - Step 3: Cross multiply
16,465,770.45x = 22,722,740.87 × 9,124,079.09 - Step 4: Simplify right side
16,465,770.45x = 207,324,084,680,221.31 - Step 5: Solve for x
x = 207,324,084,680,221.31/16,465,770.45 - Step 6: Final answer
x = 12,591,216.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.