Finding the Fourth Proportional to 22,982,484, 31,716,046.68 and 12,669,576.96
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Solution
The fourth proportional to 22,982,484, 31,716,046.68 and 12,669,576.96 is: 17,484,136.80
Step by Step Solution
- Step 1: Write the proportion equation
22,982,484 : 31,716,046.68 = 12,669,576.96 : x - Step 2: Convert to fraction form
22,982,484/31,716,046.68 = 12,669,576.96/x - Step 3: Cross multiply
22,982,484x = 31,716,046.68 × 12,669,576.96 - Step 4: Simplify right side
22,982,484x = 401,828,894,279,212.50 - Step 5: Solve for x
x = 401,828,894,279,212.50/22,982,484 - Step 6: Final answer
x = 17,484,136.80
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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.