Finding the Fourth Proportional to 16,579,920.30, 24,861,023.10 and 6,984,457.80
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Solution
The fourth proportional to 16,579,920.30, 24,861,023.10 and 6,984,457.80 is: 10,472,955.45
Step by Step Solution
- Step 1: Write the proportion equation
16,579,920.30 : 24,861,023.10 = 6,984,457.80 : x - Step 2: Convert to fraction form
16,579,920.30/24,861,023.10 = 6,984,457.80/x - Step 3: Cross multiply
16,579,920.30x = 24,861,023.10 × 6,984,457.80 - Step 4: Simplify right side
16,579,920.30x = 173,640,766,706,775.19 - Step 5: Solve for x
x = 173,640,766,706,775.19/16,579,920.30 - Step 6: Final answer
x = 10,472,955.45
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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.