Finding the Fourth Proportional to 17,093,993.99, 23,588,777.34 and 9,357,539.81
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Solution
The fourth proportional to 17,093,993.99, 23,588,777.34 and 9,357,539.81 is: 12,912,893.45
Step by Step Solution
- Step 1: Write the proportion equation
17,093,993.99 : 23,588,777.34 = 9,357,539.81 : x - Step 2: Convert to fraction form
17,093,993.99/23,588,777.34 = 9,357,539.81/x - Step 3: Cross multiply
17,093,993.99x = 23,588,777.34 × 9,357,539.81 - Step 4: Simplify right side
17,093,993.99x = 220,732,922,910,332 - Step 5: Solve for x
x = 220,732,922,910,332/17,093,993.99 - Step 6: Final answer
x = 12,912,893.45
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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.