Finding the Fourth Proportional to 27,026,620.08, 40,542,142.63 and 7,857,353.67
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Solution
The fourth proportional to 27,026,620.08, 40,542,142.63 and 7,857,353.67 is: 11,786,673.74
Step by Step Solution
- Step 1: Write the proportion equation
27,026,620.08 : 40,542,142.63 = 7,857,353.67 : x - Step 2: Convert to fraction form
27,026,620.08/40,542,142.63 = 7,857,353.67/x - Step 3: Cross multiply
27,026,620.08x = 40,542,142.63 × 7,857,353.67 - Step 4: Simplify right side
27,026,620.08x = 318,553,953,183,494 - Step 5: Solve for x
x = 318,553,953,183,494/27,026,620.08 - Step 6: Final answer
x = 11,786,673.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.