Finding the Fourth Proportional to 17,332,443.64, 23,943,686.88 and 13,843,201.12
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Solution
The fourth proportional to 17,332,443.64, 23,943,686.88 and 13,843,201.12 is: 19,123,516.56
Step by Step Solution
- Step 1: Write the proportion equation
17,332,443.64 : 23,943,686.88 = 13,843,201.12 : x - Step 2: Convert to fraction form
17,332,443.64/23,943,686.88 = 13,843,201.12/x - Step 3: Cross multiply
17,332,443.64x = 23,943,686.88 × 13,843,201.12 - Step 4: Simplify right side
17,332,443.64x = 331,457,273,034,145.25 - Step 5: Solve for x
x = 331,457,273,034,145.25/17,332,443.64 - Step 6: Final answer
x = 19,123,516.56
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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.