Finding the Fourth Proportional to 11,469,482.96, 15,827,764.48 and 6,312,733.68
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Solution
The fourth proportional to 11,469,482.96, 15,827,764.48 and 6,312,733.68 is: 8,711,505.33
Step by Step Solution
- Step 1: Write the proportion equation
11,469,482.96 : 15,827,764.48 = 6,312,733.68 : x - Step 2: Convert to fraction form
11,469,482.96/15,827,764.48 = 6,312,733.68/x - Step 3: Cross multiply
11,469,482.96x = 15,827,764.48 × 6,312,733.68 - Step 4: Simplify right side
11,469,482.96x = 99,916,461,912,003.69 - Step 5: Solve for x
x = 99,916,461,912,003.69/11,469,482.96 - Step 6: Final answer
x = 8,711,505.33
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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.