Finding the Fourth Proportional to 18,383,561.29, 25,368,496.24 and 10,537,448.65
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Solution
The fourth proportional to 18,383,561.29, 25,368,496.24 and 10,537,448.65 is: 14,541,210.06
Step by Step Solution
- Step 1: Write the proportion equation
18,383,561.29 : 25,368,496.24 = 10,537,448.65 : x - Step 2: Convert to fraction form
18,383,561.29/25,368,496.24 = 10,537,448.65/x - Step 3: Cross multiply
18,383,561.29x = 25,368,496.24 × 10,537,448.65 - Step 4: Simplify right side
18,383,561.29x = 267,319,226,456,718.06 - Step 5: Solve for x
x = 267,319,226,456,718.06/18,383,561.29 - Step 6: Final answer
x = 14,541,210.06
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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.