Finding the Fourth Proportional to 10,412,842.32, 14,369,612.76 and 5,829,201.36
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Solution
The fourth proportional to 10,412,842.32, 14,369,612.76 and 5,829,201.36 is: 8,044,236.50
Step by Step Solution
- Step 1: Write the proportion equation
10,412,842.32 : 14,369,612.76 = 5,829,201.36 : x - Step 2: Convert to fraction form
10,412,842.32/14,369,612.76 = 5,829,201.36/x - Step 3: Cross multiply
10,412,842.32x = 14,369,612.76 × 5,829,201.36 - Step 4: Simplify right side
10,412,842.32x = 83,763,366,243,265.36 - Step 5: Solve for x
x = 83,763,366,243,265.36/10,412,842.32 - Step 6: Final answer
x = 8,044,236.50
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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.