Finding the Fourth Proportional to 22,925,703.60, 34,388,555.40 and 22,043,905.20
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Solution
The fourth proportional to 22,925,703.60, 34,388,555.40 and 22,043,905.20 is: 33,065,857.80
Step by Step Solution
- Step 1: Write the proportion equation
22,925,703.60 : 34,388,555.40 = 22,043,905.20 : x - Step 2: Convert to fraction form
22,925,703.60/34,388,555.40 = 22,043,905.20/x - Step 3: Cross multiply
22,925,703.60x = 34,388,555.40 × 22,043,905.20 - Step 4: Simplify right side
22,925,703.60x = 758,058,055,202,548 - Step 5: Solve for x
x = 758,058,055,202,548/22,925,703.60 - Step 6: Final answer
x = 33,065,857.80
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Similar ratio
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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.