Finding the Fourth Proportional to 8,836,287.80, 13,254,431.70 and 4,584,759.80
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Solution
The fourth proportional to 8,836,287.80, 13,254,431.70 and 4,584,759.80 is: 6,877,139.70
Step by Step Solution
- Step 1: Write the proportion equation
8,836,287.80 : 13,254,431.70 = 4,584,759.80 : x - Step 2: Convert to fraction form
8,836,287.80/13,254,431.70 = 4,584,759.80/x - Step 3: Cross multiply
8,836,287.80x = 13,254,431.70 × 4,584,759.80 - Step 4: Simplify right side
8,836,287.80x = 60,768,385,630,005.66 - Step 5: Solve for x
x = 60,768,385,630,005.66/8,836,287.80 - Step 6: Final answer
x = 6,877,139.70
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1.5x scale
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.