Finding the Fourth Proportional to 10,770,355.80, 16,133,760.90 and 6,714,394.20
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Solution
The fourth proportional to 10,770,355.80, 16,133,760.90 and 6,714,394.20 is: 10,058,017.82
Step by Step Solution
- Step 1: Write the proportion equation
10,770,355.80 : 16,133,760.90 = 6,714,394.20 : x - Step 2: Convert to fraction form
10,770,355.80/16,133,760.90 = 6,714,394.20/x - Step 3: Cross multiply
10,770,355.80x = 16,133,760.90 × 6,714,394.20 - Step 4: Simplify right side
10,770,355.80x = 108,328,430,611,146.78 - Step 5: Solve for x
x = 108,328,430,611,146.78/10,770,355.80 - Step 6: Final answer
x = 10,058,017.82
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1.5x scale
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.