Finding the Fourth Proportional to 15,823,089.35, 23,703,923.58 and 11,660,932.09
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Solution
The fourth proportional to 15,823,089.35, 23,703,923.58 and 11,660,932.09 is: 17,468,765.87
Step by Step Solution
- Step 1: Write the proportion equation
15,823,089.35 : 23,703,923.58 = 11,660,932.09 : x - Step 2: Convert to fraction form
15,823,089.35/23,703,923.58 = 11,660,932.09/x - Step 3: Cross multiply
15,823,089.35x = 23,703,923.58 × 11,660,932.09 - Step 4: Simplify right side
15,823,089.35x = 276,409,843,132,929.66 - Step 5: Solve for x
x = 276,409,843,132,929.66/15,823,089.35 - Step 6: Final answer
x = 17,468,765.87
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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.