Finding the Fourth Proportional to 20,018,069.16, 27,624,195.09 and 10,850,515.08
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Solution
The fourth proportional to 20,018,069.16, 27,624,195.09 and 10,850,515.08 is: 14,973,309.51
Step by Step Solution
- Step 1: Write the proportion equation
20,018,069.16 : 27,624,195.09 = 10,850,515.08 : x - Step 2: Convert to fraction form
20,018,069.16/27,624,195.09 = 10,850,515.08/x - Step 3: Cross multiply
20,018,069.16x = 27,624,195.09 × 10,850,515.08 - Step 4: Simplify right side
20,018,069.16x = 299,736,745,396,906.94 - Step 5: Solve for x
x = 299,736,745,396,906.94/20,018,069.16 - Step 6: Final answer
x = 14,973,309.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.