Finding the Fourth Proportional to 16,166,440.24, 22,306,357.17 and 9,289,593.70
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Solution
The fourth proportional to 16,166,440.24, 22,306,357.17 and 9,289,593.70 is: 12,817,725.61
Step by Step Solution
- Step 1: Write the proportion equation
16,166,440.24 : 22,306,357.17 = 9,289,593.70 : x - Step 2: Convert to fraction form
16,166,440.24/22,306,357.17 = 9,289,593.70/x - Step 3: Cross multiply
16,166,440.24x = 22,306,357.17 × 9,289,593.70 - Step 4: Simplify right side
16,166,440.24x = 207,216,995,160,329.62 - Step 5: Solve for x
x = 207,216,995,160,329.62/16,166,440.24 - Step 6: Final answer
x = 12,817,725.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.