Finding the Fourth Proportional to 12,274,954.69, 18,417,741.63 and 6,588,535.99
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Solution
The fourth proportional to 12,274,954.69, 18,417,741.63 and 6,588,535.99 is: 9,885,653.89
Step by Step Solution
- Step 1: Write the proportion equation
12,274,954.69 : 18,417,741.63 = 6,588,535.99 : x - Step 2: Convert to fraction form
12,274,954.69/18,417,741.63 = 6,588,535.99/x - Step 3: Cross multiply
12,274,954.69x = 18,417,741.63 × 6,588,535.99 - Step 4: Simplify right side
12,274,954.69x = 121,345,953,583,776.27 - Step 5: Solve for x
x = 121,345,953,583,776.27/12,274,954.69 - Step 6: Final answer
x = 9,885,653.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.