Finding the Fourth Proportional to 10,539,323.87, 14,538,656.57 and 6,410,617.79
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Solution
The fourth proportional to 10,539,323.87, 14,538,656.57 and 6,410,617.79 is: 8,843,240.00
Step by Step Solution
- Step 1: Write the proportion equation
10,539,323.87 : 14,538,656.57 = 6,410,617.79 : x - Step 2: Convert to fraction form
10,539,323.87/14,538,656.57 = 6,410,617.79/x - Step 3: Cross multiply
10,539,323.87x = 14,538,656.57 × 6,410,617.79 - Step 4: Simplify right side
10,539,323.87x = 93,201,770,345,596 - Step 5: Solve for x
x = 93,201,770,345,596/10,539,323.87 - Step 6: Final answer
x = 8,843,240.00
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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.