Finding the Fourth Proportional to 16,417,539.60, 24,604,834.20 and 8,828,163.60
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Solution
The fourth proportional to 16,417,539.60, 24,604,834.20 and 8,828,163.60 is: 13,230,697.59
Step by Step Solution
- Step 1: Write the proportion equation
16,417,539.60 : 24,604,834.20 = 8,828,163.60 : x - Step 2: Convert to fraction form
16,417,539.60/24,604,834.20 = 8,828,163.60/x - Step 3: Cross multiply
16,417,539.60x = 24,604,834.20 × 8,828,163.60 - Step 4: Simplify right side
16,417,539.60x = 217,215,501,668,475.09 - Step 5: Solve for x
x = 217,215,501,668,475.09/16,417,539.60 - Step 6: Final answer
x = 13,230,697.59
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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.