Finding the Fourth Proportional to 45,647,862.97, 68,482,292.25 and 14,943,432.73
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Solution
The fourth proportional to 45,647,862.97, 68,482,292.25 and 14,943,432.73 is: 22,418,585.69
Step by Step Solution
- Step 1: Write the proportion equation
45,647,862.97 : 68,482,292.25 = 14,943,432.73 : x - Step 2: Convert to fraction form
45,647,862.97/68,482,292.25 = 14,943,432.73/x - Step 3: Cross multiply
45,647,862.97x = 68,482,292.25 × 14,943,432.73 - Step 4: Simplify right side
45,647,862.97x = 1,023,360,527,434,075.38 - Step 5: Solve for x
x = 1,023,360,527,434,075.38/45,647,862.97 - Step 6: Final answer
x = 22,418,585.69
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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.