Finding the Fourth Proportional to 65,481,233.84, 98,205,091.12 and 19,412,330.12
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Solution
The fourth proportional to 65,481,233.84, 98,205,091.12 and 19,412,330.12 is: 29,113,526.68
Step by Step Solution
- Step 1: Write the proportion equation
65,481,233.84 : 98,205,091.12 = 19,412,330.12 : x - Step 2: Convert to fraction form
65,481,233.84/98,205,091.12 = 19,412,330.12/x - Step 3: Cross multiply
65,481,233.84x = 98,205,091.12 × 19,412,330.12 - Step 4: Simplify right side
65,481,233.84x = 1,906,389,648,286,120.75 - Step 5: Solve for x
x = 1,906,389,648,286,120.75/65,481,233.84 - Step 6: Final answer
x = 29,113,526.68
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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.