Finding the Fourth Proportional to 7,389,847.44, 10,202,788.02 and 6,614,134.95
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Solution
The fourth proportional to 7,389,847.44, 10,202,788.02 and 6,614,134.95 is: 9,131,801.08
Step by Step Solution
- Step 1: Write the proportion equation
7,389,847.44 : 10,202,788.02 = 6,614,134.95 : x - Step 2: Convert to fraction form
7,389,847.44/10,202,788.02 = 6,614,134.95/x - Step 3: Cross multiply
7,389,847.44x = 10,202,788.02 × 6,614,134.95 - Step 4: Simplify right side
7,389,847.44x = 67,482,616,830,523.30 - Step 5: Solve for x
x = 67,482,616,830,523.30/7,389,847.44 - Step 6: Final answer
x = 9,131,801.08
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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.