Finding the Fourth Proportional to 10,783,535.51, 14,883,201.15 and 6,373,081.06
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Solution
The fourth proportional to 10,783,535.51, 14,883,201.15 and 6,373,081.06 is: 8,795,987.85
Step by Step Solution
- Step 1: Write the proportion equation
10,783,535.51 : 14,883,201.15 = 6,373,081.06 : x - Step 2: Convert to fraction form
10,783,535.51/14,883,201.15 = 6,373,081.06/x - Step 3: Cross multiply
10,783,535.51x = 14,883,201.15 × 6,373,081.06 - Step 4: Simplify right side
10,783,535.51x = 94,851,847,361,235.22 - Step 5: Solve for x
x = 94,851,847,361,235.22/10,783,535.51 - Step 6: Final answer
x = 8,795,987.85
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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.