Finding the Fourth Proportional to 19,124,527.44, 26,391,078 and 10,422,512.76
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Solution
The fourth proportional to 19,124,527.44, 26,391,078 and 10,422,512.76 is: 14,382,648.05
Step by Step Solution
- Step 1: Write the proportion equation
19,124,527.44 : 26,391,078 = 10,422,512.76 : x - Step 2: Convert to fraction form
19,124,527.44/26,391,078 = 10,422,512.76/x - Step 3: Cross multiply
19,124,527.44x = 26,391,078 × 10,422,512.76 - Step 4: Simplify right side
19,124,527.44x = 275,061,347,205,155.28 - Step 5: Solve for x
x = 275,061,347,205,155.28/19,124,527.44 - Step 6: Final answer
x = 14,382,648.05
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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.