Finding the Fourth Proportional to 17,451,376.18, 26,143,009.64 and 13,595,142.44
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Solution
The fourth proportional to 17,451,376.18, 26,143,009.64 and 13,595,142.44 is: 20,366,184.09
Step by Step Solution
- Step 1: Write the proportion equation
17,451,376.18 : 26,143,009.64 = 13,595,142.44 : x - Step 2: Convert to fraction form
17,451,376.18/26,143,009.64 = 13,595,142.44/x - Step 3: Cross multiply
17,451,376.18x = 26,143,009.64 × 13,595,142.44 - Step 4: Simplify right side
17,451,376.18x = 355,417,939,866,093.12 - Step 5: Solve for x
x = 355,417,939,866,093.12/17,451,376.18 - Step 6: Final answer
x = 20,366,184.09
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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.