Finding the Fourth Proportional to 10,783,533.51, 14,883,198.39 and 6,373,079.06
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Solution
The fourth proportional to 10,783,533.51, 14,883,198.39 and 6,373,079.06 is: 8,795,985.09
Step by Step Solution
- Step 1: Write the proportion equation
10,783,533.51 : 14,883,198.39 = 6,373,079.06 : x - Step 2: Convert to fraction form
10,783,533.51/14,883,198.39 = 6,373,079.06/x - Step 3: Cross multiply
10,783,533.51x = 14,883,198.39 × 6,373,079.06 - Step 4: Simplify right side
10,783,533.51x = 94,851,799,930,718.72 - Step 5: Solve for x
x = 94,851,799,930,718.72/10,783,533.51 - Step 6: Final answer
x = 8,795,985.09
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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.