Finding the Fourth Proportional to 5,571,901.44, 7,685,810.96 and 3,685,909.32
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Solution
The fourth proportional to 5,571,901.44, 7,685,810.96 and 3,685,909.32 is: 5,084,297.08
Step by Step Solution
- Step 1: Write the proportion equation
5,571,901.44 : 7,685,810.96 = 3,685,909.32 : x - Step 2: Convert to fraction form
5,571,901.44/7,685,810.96 = 3,685,909.32/x - Step 3: Cross multiply
5,571,901.44x = 7,685,810.96 × 3,685,909.32 - Step 4: Simplify right side
5,571,901.44x = 28,329,202,230,792.60 - Step 5: Solve for x
x = 28,329,202,230,792.60/5,571,901.44 - Step 6: Final answer
x = 5,084,297.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.