Finding the Fourth Proportional to 24,890,808.45, 34,351,571.34 and 15,103,731.95
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Solution
The fourth proportional to 24,890,808.45, 34,351,571.34 and 15,103,731.95 is: 20,844,518.84
Step by Step Solution
- Step 1: Write the proportion equation
24,890,808.45 : 34,351,571.34 = 15,103,731.95 : x - Step 2: Convert to fraction form
24,890,808.45/34,351,571.34 = 15,103,731.95/x - Step 3: Cross multiply
24,890,808.45x = 34,351,571.34 × 15,103,731.95 - Step 4: Simplify right side
24,890,808.45x = 518,836,925,580,662.31 - Step 5: Solve for x
x = 518,836,925,580,662.31/24,890,808.45 - Step 6: Final answer
x = 20,844,518.84
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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.