Finding the Fourth Proportional to 15,221,885.31, 22,836,186.32 and 4,440,029.99
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Solution
The fourth proportional to 15,221,885.31, 22,836,186.32 and 4,440,029.99 is: 6,661,024.57
Step by Step Solution
- Step 1: Write the proportion equation
15,221,885.31 : 22,836,186.32 = 4,440,029.99 : x - Step 2: Convert to fraction form
15,221,885.31/22,836,186.32 = 4,440,029.99/x - Step 3: Cross multiply
15,221,885.31x = 22,836,186.32 × 4,440,029.99 - Step 4: Simplify right side
15,221,885.31x = 101,393,351,981,646.67 - Step 5: Solve for x
x = 101,393,351,981,646.67/15,221,885.31 - Step 6: Final answer
x = 6,661,024.57
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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.