Finding the Fourth Proportional to 67,907,939.80, 101,861,909.70 and 24,762,803.80
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Solution
The fourth proportional to 67,907,939.80, 101,861,909.70 and 24,762,803.80 is: 37,144,205.70
Step by Step Solution
- Step 1: Write the proportion equation
67,907,939.80 : 101,861,909.70 = 24,762,803.80 : x - Step 2: Convert to fraction form
67,907,939.80/101,861,909.70 = 24,762,803.80/x - Step 3: Cross multiply
67,907,939.80x = 101,861,909.70 × 24,762,803.80 - Step 4: Simplify right side
67,907,939.80x = 2,522,386,484,594,417 - Step 5: Solve for x
x = 2,522,386,484,594,417/67,907,939.80 - Step 6: Final answer
x = 37,144,205.70
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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.