Finding the Fourth Proportional to 10,244,125.80, 15,366,188.70 and 9,771,733.80
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Solution
The fourth proportional to 10,244,125.80, 15,366,188.70 and 9,771,733.80 is: 14,657,600.70
Step by Step Solution
- Step 1: Write the proportion equation
10,244,125.80 : 15,366,188.70 = 9,771,733.80 : x - Step 2: Convert to fraction form
10,244,125.80/15,366,188.70 = 9,771,733.80/x - Step 3: Cross multiply
10,244,125.80x = 15,366,188.70 × 9,771,733.80 - Step 4: Simplify right side
10,244,125.80x = 150,154,305,496,968.06 - Step 5: Solve for x
x = 150,154,305,496,968.06/10,244,125.80 - Step 6: Final answer
x = 14,657,600.70
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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.