Finding the Fourth Proportional to 16,155,845.92, 22,294,708.56 and 8,912,500
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Solution
The fourth proportional to 16,155,845.92, 22,294,708.56 and 8,912,500 is: 12,299,052.06
Step by Step Solution
- Step 1: Write the proportion equation
16,155,845.92 : 22,294,708.56 = 8,912,500 : x - Step 2: Convert to fraction form
16,155,845.92/22,294,708.56 = 8,912,500/x - Step 3: Cross multiply
16,155,845.92x = 22,294,708.56 × 8,912,500 - Step 4: Simplify right side
16,155,845.92x = 198,701,590,041,000 - Step 5: Solve for x
x = 198,701,590,041,000/16,155,845.92 - Step 6: Final answer
x = 12,299,052.06
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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.