Finding the Fourth Proportional to 16,403,900.30, 24,605,850.45 and 15,459,116.30
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Solution
The fourth proportional to 16,403,900.30, 24,605,850.45 and 15,459,116.30 is: 23,188,674.45
Step by Step Solution
- Step 1: Write the proportion equation
16,403,900.30 : 24,605,850.45 = 15,459,116.30 : x - Step 2: Convert to fraction form
16,403,900.30/24,605,850.45 = 15,459,116.30/x - Step 3: Cross multiply
16,403,900.30x = 24,605,850.45 × 15,459,116.30 - Step 4: Simplify right side
16,403,900.30x = 380,384,703,766,957.31 - Step 5: Solve for x
x = 380,384,703,766,957.31/16,403,900.30 - Step 6: Final answer
x = 23,188,674.45
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Similar ratio
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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.