Finding the Fourth Proportional to 8,530,485.68, 12,795,728.56 and 2,850,710.00
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Solution
The fourth proportional to 8,530,485.68, 12,795,728.56 and 2,850,710.00 is: 4,276,065.00
Step by Step Solution
- Step 1: Write the proportion equation
8,530,485.68 : 12,795,728.56 = 2,850,710.00 : x - Step 2: Convert to fraction form
8,530,485.68/12,795,728.56 = 2,850,710.00/x - Step 3: Cross multiply
8,530,485.68x = 12,795,728.56 × 2,850,710.00 - Step 4: Simplify right side
8,530,485.68x = 36,476,911,292,172.18 - Step 5: Solve for x
x = 36,476,911,292,172.18/8,530,485.68 - Step 6: Final answer
x = 4,276,065.00
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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.