Finding the Fourth Proportional to 35,390,620.27, 48,840,571.21 and 19,709,644.66
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Solution
The fourth proportional to 35,390,620.27, 48,840,571.21 and 19,709,644.66 is: 27,200,153.49
Step by Step Solution
- Step 1: Write the proportion equation
35,390,620.27 : 48,840,571.21 = 19,709,644.66 : x - Step 2: Convert to fraction form
35,390,620.27/48,840,571.21 = 19,709,644.66/x - Step 3: Cross multiply
35,390,620.27x = 48,840,571.21 × 19,709,644.66 - Step 4: Simplify right side
35,390,620.27x = 962,630,303,540,526.25 - Step 5: Solve for x
x = 962,630,303,540,526.25/35,390,620.27 - Step 6: Final answer
x = 27,200,153.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.