Finding the Fourth Proportional to 17,680,876.40, 24,385,052.76 and 10,430,534
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Solution
The fourth proportional to 17,680,876.40, 24,385,052.76 and 10,430,534 is: 14,385,549.46
Step by Step Solution
- Step 1: Write the proportion equation
17,680,876.40 : 24,385,052.76 = 10,430,534 : x - Step 2: Convert to fraction form
17,680,876.40/24,385,052.76 = 10,430,534/x - Step 3: Cross multiply
17,680,876.40x = 24,385,052.76 × 10,430,534 - Step 4: Simplify right side
17,680,876.40x = 254,349,121,904,973.84 - Step 5: Solve for x
x = 254,349,121,904,973.84/17,680,876.40 - Step 6: Final answer
x = 14,385,549.46
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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.