Finding the Fourth Proportional to 21,568,707,062.70, 32,353,060,594.05 and 9,959,201,270.70
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Solution
The fourth proportional to 21,568,707,062.70, 32,353,060,594.05 and 9,959,201,270.70 is: 14,938,801,906.05
Step by Step Solution
- Step 1: Write the proportion equation
21,568,707,062.70 : 32,353,060,594.05 = 9,959,201,270.70 : x - Step 2: Convert to fraction form
21,568,707,062.70/32,353,060,594.05 = 9,959,201,270.70/x - Step 3: Cross multiply
21,568,707,062.70x = 32,353,060,594.05 × 9,959,201,270.70 - Step 4: Simplify right side
21,568,707,062.70x = 322,210,642,179,296,854,016 - Step 5: Solve for x
x = 322,210,642,179,296,854,016/21,568,707,062.70 - Step 6: Final answer
x = 14,938,801,906.05
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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.