Finding the Fourth Proportional to 6,322,982.68, 9,484,480.86 and 2,959,551.64
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Solution
The fourth proportional to 6,322,982.68, 9,484,480.86 and 2,959,551.64 is: 4,439,330.66
Step by Step Solution
- Step 1: Write the proportion equation
6,322,982.68 : 9,484,480.86 = 2,959,551.64 : x - Step 2: Convert to fraction form
6,322,982.68/9,484,480.86 = 2,959,551.64/x - Step 3: Cross multiply
6,322,982.68x = 9,484,480.86 × 2,959,551.64 - Step 4: Simplify right side
6,322,982.68x = 28,069,810,883,761.61 - Step 5: Solve for x
x = 28,069,810,883,761.61/6,322,982.68 - Step 6: Final answer
x = 4,439,330.66
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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.