Finding the Fourth Proportional to 84,403,005.85, 126,586,793.76 and 23,804,560.09
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Solution
The fourth proportional to 84,403,005.85, 126,586,793.76 and 23,804,560.09 is: 35,701,843.89
Step by Step Solution
- Step 1: Write the proportion equation
84,403,005.85 : 126,586,793.76 = 23,804,560.09 : x - Step 2: Convert to fraction form
84,403,005.85/126,586,793.76 = 23,804,560.09/x - Step 3: Cross multiply
84,403,005.85x = 126,586,793.76 × 23,804,560.09 - Step 4: Simplify right side
84,403,005.85x = 3,013,342,938,660,357 - Step 5: Solve for x
x = 3,013,342,938,660,357/84,403,005.85 - Step 6: Final answer
x = 35,701,843.89
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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.