Finding the Fourth Proportional to 29,731,927.20, 44,597,890.80 and 22,173,655.20
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Solution
The fourth proportional to 29,731,927.20, 44,597,890.80 and 22,173,655.20 is: 33,260,482.80
Step by Step Solution
- Step 1: Write the proportion equation
29,731,927.20 : 44,597,890.80 = 22,173,655.20 : x - Step 2: Convert to fraction form
29,731,927.20/44,597,890.80 = 22,173,655.20/x - Step 3: Cross multiply
29,731,927.20x = 44,597,890.80 × 22,173,655.20 - Step 4: Simplify right side
29,731,927.20x = 988,898,253,246,452 - Step 5: Solve for x
x = 988,898,253,246,452/29,731,927.20 - Step 6: Final answer
x = 33,260,482.80
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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.