Finding the Fourth Proportional to 22,363,805.16, 30,785,888.70 and 16,551,633.96
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Solution
The fourth proportional to 22,363,805.16, 30,785,888.70 and 16,551,633.96 is: 22,784,886.44
Step by Step Solution
- Step 1: Write the proportion equation
22,363,805.16 : 30,785,888.70 = 16,551,633.96 : x - Step 2: Convert to fraction form
22,363,805.16/30,785,888.70 = 16,551,633.96/x - Step 3: Cross multiply
22,363,805.16x = 30,785,888.70 × 16,551,633.96 - Step 4: Simplify right side
22,363,805.16x = 509,556,760,895,700.25 - Step 5: Solve for x
x = 509,556,760,895,700.25/22,363,805.16 - Step 6: Final answer
x = 22,784,886.44
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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.