Finding the Fourth Proportional to 16,448,475.49, 22,698,901.66 and 9,006,608.18
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Solution
The fourth proportional to 16,448,475.49, 22,698,901.66 and 9,006,608.18 is: 12,429,122.29
Step by Step Solution
- Step 1: Write the proportion equation
16,448,475.49 : 22,698,901.66 = 9,006,608.18 : x - Step 2: Convert to fraction form
16,448,475.49/22,698,901.66 = 9,006,608.18/x - Step 3: Cross multiply
16,448,475.49x = 22,698,901.66 × 9,006,608.18 - Step 4: Simplify right side
16,448,475.49x = 204,440,113,367,971.56 - Step 5: Solve for x
x = 204,440,113,367,971.56/16,448,475.49 - Step 6: Final answer
x = 12,429,122.29
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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.