Finding the Fourth Proportional to 8,674,044.64, 11,970,149.36 and 4,806,562.73
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Solution
The fourth proportional to 8,674,044.64, 11,970,149.36 and 4,806,562.73 is: 6,633,038.71
Step by Step Solution
- Step 1: Write the proportion equation
8,674,044.64 : 11,970,149.36 = 4,806,562.73 : x - Step 2: Convert to fraction form
8,674,044.64/11,970,149.36 = 4,806,562.73/x - Step 3: Cross multiply
8,674,044.64x = 11,970,149.36 × 4,806,562.73 - Step 4: Simplify right side
8,674,044.64x = 57,535,273,828,251.13 - Step 5: Solve for x
x = 57,535,273,828,251.13/8,674,044.64 - Step 6: Final answer
x = 6,633,038.71
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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.