Finding the Fourth Proportional to 10,368,077.80, 15,552,116.70 and 5,889,101.80
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Solution
The fourth proportional to 10,368,077.80, 15,552,116.70 and 5,889,101.80 is: 8,833,652.70
Step by Step Solution
- Step 1: Write the proportion equation
10,368,077.80 : 15,552,116.70 = 5,889,101.80 : x - Step 2: Convert to fraction form
10,368,077.80/15,552,116.70 = 5,889,101.80/x - Step 3: Cross multiply
10,368,077.80x = 15,552,116.70 × 5,889,101.80 - Step 4: Simplify right side
10,368,077.80x = 91,587,998,451,780.05 - Step 5: Solve for x
x = 91,587,998,451,780.05/10,368,077.80 - Step 6: Final answer
x = 8,833,652.70
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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.