Finding the Fourth Proportional to 8,893,202.58, 12,272,715.66 and 5,222,162.70
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Solution
The fourth proportional to 8,893,202.58, 12,272,715.66 and 5,222,162.70 is: 7,206,640.96
Step by Step Solution
- Step 1: Write the proportion equation
8,893,202.58 : 12,272,715.66 = 5,222,162.70 : x - Step 2: Convert to fraction form
8,893,202.58/12,272,715.66 = 5,222,162.70/x - Step 3: Cross multiply
8,893,202.58x = 12,272,715.66 × 5,222,162.70 - Step 4: Simplify right side
8,893,202.58x = 64,090,117,947,357.88 - Step 5: Solve for x
x = 64,090,117,947,357.88/8,893,202.58 - Step 6: Final answer
x = 7,206,640.96
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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.