Finding the Fourth Proportional to 9,714,376.20, 14,559,122.70 and 7,459,336.20
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Solution
The fourth proportional to 9,714,376.20, 14,559,122.70 and 7,459,336.20 is: 11,179,450.82
Step by Step Solution
- Step 1: Write the proportion equation
9,714,376.20 : 14,559,122.70 = 7,459,336.20 : x - Step 2: Convert to fraction form
9,714,376.20/14,559,122.70 = 7,459,336.20/x - Step 3: Cross multiply
9,714,376.20x = 14,559,122.70 × 7,459,336.20 - Step 4: Simplify right side
9,714,376.20x = 108,601,390,996,351.73 - Step 5: Solve for x
x = 108,601,390,996,351.73/9,714,376.20 - Step 6: Final answer
x = 11,179,450.82
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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.