Finding the Fourth Proportional to 10,856,423.53, 16,285,158.99 and 3,569,721.95
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Solution
The fourth proportional to 10,856,423.53, 16,285,158.99 and 3,569,721.95 is: 5,354,755.12
Step by Step Solution
- Step 1: Write the proportion equation
10,856,423.53 : 16,285,158.99 = 3,569,721.95 : x - Step 2: Convert to fraction form
10,856,423.53/16,285,158.99 = 3,569,721.95/x - Step 3: Cross multiply
10,856,423.53x = 16,285,158.99 × 3,569,721.95 - Step 4: Simplify right side
10,856,423.53x = 58,133,489,424,417.03 - Step 5: Solve for x
x = 58,133,489,424,417.03/10,856,423.53 - Step 6: Final answer
x = 5,354,755.12
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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.