Finding the Fourth Proportional to 16,448,475.99, 22,698,902.35 and 9,006,608.68
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Solution
The fourth proportional to 16,448,475.99, 22,698,902.35 and 9,006,608.68 is: 12,429,122.98
Step by Step Solution
- Step 1: Write the proportion equation
16,448,475.99 : 22,698,902.35 = 9,006,608.68 : x - Step 2: Convert to fraction form
16,448,475.99/22,698,902.35 = 9,006,608.68/x - Step 3: Cross multiply
16,448,475.99x = 22,698,902.35 × 9,006,608.68 - Step 4: Simplify right side
16,448,475.99x = 204,440,130,931,982.41 - Step 5: Solve for x
x = 204,440,130,931,982.41/16,448,475.99 - Step 6: Final answer
x = 12,429,122.98
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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.