Finding the Fourth Proportional to 10,156,981.62, 15,224,760.99 and 3,331,772.58
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Solution
The fourth proportional to 10,156,981.62, 15,224,760.99 and 3,331,772.58 is: 4,994,145.22
Step by Step Solution
- Step 1: Write the proportion equation
10,156,981.62 : 15,224,760.99 = 3,331,772.58 : x - Step 2: Convert to fraction form
10,156,981.62/15,224,760.99 = 3,331,772.58/x - Step 3: Cross multiply
10,156,981.62x = 15,224,760.99 × 3,331,772.58 - Step 4: Simplify right side
10,156,981.62x = 50,725,441,203,535.66 - Step 5: Solve for x
x = 50,725,441,203,535.66/10,156,981.62 - Step 6: Final answer
x = 4,994,145.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.