Finding the Fourth Proportional to 21,519,035.13, 32,259,441.36 and 8,385,412.14
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Solution
The fourth proportional to 21,519,035.13, 32,259,441.36 and 8,385,412.14 is: 12,570,671.02
Step by Step Solution
- Step 1: Write the proportion equation
21,519,035.13 : 32,259,441.36 = 8,385,412.14 : x - Step 2: Convert to fraction form
21,519,035.13/32,259,441.36 = 8,385,412.14/x - Step 3: Cross multiply
21,519,035.13x = 32,259,441.36 × 8,385,412.14 - Step 4: Simplify right side
21,519,035.13x = 270,508,711,209,762.09 - Step 5: Solve for x
x = 270,508,711,209,762.09/21,519,035.13 - Step 6: Final answer
x = 12,570,671.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.