Finding the Fourth Proportional to 18,451,209.11, 27,666,106.00 and 8,735,740.55
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Solution
The fourth proportional to 18,451,209.11, 27,666,106.00 and 8,735,740.55 is: 13,098,541.27
Step by Step Solution
- Step 1: Write the proportion equation
18,451,209.11 : 27,666,106.00 = 8,735,740.55 : x - Step 2: Convert to fraction form
18,451,209.11/27,666,106.00 = 8,735,740.55/x - Step 3: Cross multiply
18,451,209.11x = 27,666,106.00 × 8,735,740.55 - Step 4: Simplify right side
18,451,209.11x = 241,683,923,862,789.06 - Step 5: Solve for x
x = 241,683,923,862,789.06/18,451,209.11 - Step 6: Final answer
x = 13,098,541.27
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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.