Finding the Fourth Proportional to 6,410,922.87, 8,847,539.28 and 3,657,670.98
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Solution
The fourth proportional to 6,410,922.87, 8,847,539.28 and 3,657,670.98 is: 5,047,851.66
Step by Step Solution
- Step 1: Write the proportion equation
6,410,922.87 : 8,847,539.28 = 3,657,670.98 : x - Step 2: Convert to fraction form
6,410,922.87/8,847,539.28 = 3,657,670.98/x - Step 3: Cross multiply
6,410,922.87x = 8,847,539.28 × 3,657,670.98 - Step 4: Simplify right side
6,410,922.87x = 32,361,387,668,866.09 - Step 5: Solve for x
x = 32,361,387,668,866.09/6,410,922.87 - Step 6: Final answer
x = 5,047,851.66
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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.