Finding the Fourth Proportional to 83,983,624.80, 125,975,437.20 and 41,516,296.80
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Solution
The fourth proportional to 83,983,624.80, 125,975,437.20 and 41,516,296.80 is: 62,274,445.20
Step by Step Solution
- Step 1: Write the proportion equation
83,983,624.80 : 125,975,437.20 = 41,516,296.80 : x - Step 2: Convert to fraction form
83,983,624.80/125,975,437.20 = 41,516,296.80/x - Step 3: Cross multiply
83,983,624.80x = 125,975,437.20 × 41,516,296.80 - Step 4: Simplify right side
83,983,624.80x = 5,230,033,640,304,961 - Step 5: Solve for x
x = 5,230,033,640,304,961/83,983,624.80 - Step 6: Final answer
x = 62,274,445.20
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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.