Finding the Fourth Proportional to 10,474,497.72, 15,701,556.47 and 5,008,171.84
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Solution
The fourth proportional to 10,474,497.72, 15,701,556.47 and 5,008,171.84 is: 7,507,385.56
Step by Step Solution
- Step 1: Write the proportion equation
10,474,497.72 : 15,701,556.47 = 5,008,171.84 : x - Step 2: Convert to fraction form
10,474,497.72/15,701,556.47 = 5,008,171.84/x - Step 3: Cross multiply
10,474,497.72x = 15,701,556.47 × 5,008,171.84 - Step 4: Simplify right side
10,474,497.72x = 78,636,092,892,929.06 - Step 5: Solve for x
x = 78,636,092,892,929.06/10,474,497.72 - Step 6: Final answer
x = 7,507,385.56
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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.