Finding the Fourth Proportional to 9,308,747.80, 13,963,121.70 and 2,577,161.80
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Solution
The fourth proportional to 9,308,747.80, 13,963,121.70 and 2,577,161.80 is: 3,865,742.70
Step by Step Solution
- Step 1: Write the proportion equation
9,308,747.80 : 13,963,121.70 = 2,577,161.80 : x - Step 2: Convert to fraction form
9,308,747.80/13,963,121.70 = 2,577,161.80/x - Step 3: Cross multiply
9,308,747.80x = 13,963,121.70 × 2,577,161.80 - Step 4: Simplify right side
9,308,747.80x = 35,985,223,853,991.05 - Step 5: Solve for x
x = 35,985,223,853,991.05/9,308,747.80 - Step 6: Final answer
x = 3,865,742.70
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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.