Finding the Fourth Proportional to 9,677,403.23, 14,516,143.98 and 3,920,245.73
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Solution
The fourth proportional to 9,677,403.23, 14,516,143.98 and 3,920,245.73 is: 5,880,384.45
Step by Step Solution
- Step 1: Write the proportion equation
9,677,403.23 : 14,516,143.98 = 3,920,245.73 : x - Step 2: Convert to fraction form
9,677,403.23/14,516,143.98 = 3,920,245.73/x - Step 3: Cross multiply
9,677,403.23x = 14,516,143.98 × 3,920,245.73 - Step 4: Simplify right side
9,677,403.23x = 56,906,851,420,814.10 - Step 5: Solve for x
x = 56,906,851,420,814.10/9,677,403.23 - Step 6: Final answer
x = 5,880,384.45
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1.5x scale
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.