Finding the Fourth Proportional to 16,156,977.30, 24,235,465.95 and 11,055,143.70
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Solution
The fourth proportional to 16,156,977.30, 24,235,465.95 and 11,055,143.70 is: 16,582,715.55
Step by Step Solution
- Step 1: Write the proportion equation
16,156,977.30 : 24,235,465.95 = 11,055,143.70 : x - Step 2: Convert to fraction form
16,156,977.30/24,235,465.95 = 11,055,143.70/x - Step 3: Cross multiply
16,156,977.30x = 24,235,465.95 × 11,055,143.70 - Step 4: Simplify right side
16,156,977.30x = 267,926,558,713,707 - Step 5: Solve for x
x = 267,926,558,713,707/16,156,977.30 - Step 6: Final answer
x = 16,582,715.55
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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.