Finding the Fourth Proportional to 22,460,351.84, 30,995,306.24 and 12,147,074.94
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Solution
The fourth proportional to 22,460,351.84, 30,995,306.24 and 12,147,074.94 is: 16,762,974.61
Step by Step Solution
- Step 1: Write the proportion equation
22,460,351.84 : 30,995,306.24 = 12,147,074.94 : x - Step 2: Convert to fraction form
22,460,351.84/30,995,306.24 = 12,147,074.94/x - Step 3: Cross multiply
22,460,351.84x = 30,995,306.24 × 12,147,074.94 - Step 4: Simplify right side
22,460,351.84x = 376,502,307,624,794.25 - Step 5: Solve for x
x = 376,502,307,624,794.25/22,460,351.84 - Step 6: Final answer
x = 16,762,974.61
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1.5x scale
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.