Finding the Fourth Proportional to 16,005,115.97, 24,012,169.16 and 6,427,220.55
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Solution
The fourth proportional to 16,005,115.97, 24,012,169.16 and 6,427,220.55 is: 9,642,635.98
Step by Step Solution
- Step 1: Write the proportion equation
16,005,115.97 : 24,012,169.16 = 6,427,220.55 : x - Step 2: Convert to fraction form
16,005,115.97/24,012,169.16 = 6,427,220.55/x - Step 3: Cross multiply
16,005,115.97x = 24,012,169.16 × 6,427,220.55 - Step 4: Simplify right side
16,005,115.97x = 154,331,507,088,114.97 - Step 5: Solve for x
x = 154,331,507,088,114.97/16,005,115.97 - Step 6: Final answer
x = 9,642,635.98
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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.