Finding the Fourth Proportional to 10,457,930.12, 14,432,294 and 5,811,910.96
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Solution
The fourth proportional to 10,457,930.12, 14,432,294 and 5,811,910.96 is: 8,020,631.88
Step by Step Solution
- Step 1: Write the proportion equation
10,457,930.12 : 14,432,294 = 5,811,910.96 : x - Step 2: Convert to fraction form
10,457,930.12/14,432,294 = 5,811,910.96/x - Step 3: Cross multiply
10,457,930.12x = 14,432,294 × 5,811,910.96 - Step 4: Simplify right side
10,457,930.12x = 83,879,207,676,542.23 - Step 5: Solve for x
x = 83,879,207,676,542.23/10,457,930.12 - Step 6: Final answer
x = 8,020,631.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.