Finding the Fourth Proportional to 28,529,424.21, 39,350,309.33 and 26,182,201.69
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Solution
The fourth proportional to 28,529,424.21, 39,350,309.33 and 26,182,201.69 is: 36,112,812.09
Step by Step Solution
- Step 1: Write the proportion equation
28,529,424.21 : 39,350,309.33 = 26,182,201.69 : x - Step 2: Convert to fraction form
28,529,424.21/39,350,309.33 = 26,182,201.69/x - Step 3: Cross multiply
28,529,424.21x = 39,350,309.33 × 26,182,201.69 - Step 4: Simplify right side
28,529,424.21x = 1,030,277,735,441,948.75 - Step 5: Solve for x
x = 1,030,277,735,441,948.75/28,529,424.21 - Step 6: Final answer
x = 36,112,812.09
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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.