Finding the Fourth Proportional to 64,428,303.84, 96,642,654.66 and 15,906,163.02
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Solution
The fourth proportional to 64,428,303.84, 96,642,654.66 and 15,906,163.02 is: 23,859,293.63
Step by Step Solution
- Step 1: Write the proportion equation
64,428,303.84 : 96,642,654.66 = 15,906,163.02 : x - Step 2: Convert to fraction form
64,428,303.84/96,642,654.66 = 15,906,163.02/x - Step 3: Cross multiply
64,428,303.84x = 96,642,654.66 × 15,906,163.02 - Step 4: Simplify right side
64,428,303.84x = 1,537,213,819,707,522.50 - Step 5: Solve for x
x = 1,537,213,819,707,522.50/64,428,303.84 - Step 6: Final answer
x = 23,859,293.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.