Finding the Fourth Proportional to 16,388,850.61, 22,617,149.10 and 8,946,909.41
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Solution
The fourth proportional to 16,388,850.61, 22,617,149.10 and 8,946,909.41 is: 12,347,027.19
Step by Step Solution
- Step 1: Write the proportion equation
16,388,850.61 : 22,617,149.10 = 8,946,909.41 : x - Step 2: Convert to fraction form
16,388,850.61/22,617,149.10 = 8,946,909.41/x - Step 3: Cross multiply
16,388,850.61x = 22,617,149.10 × 8,946,909.41 - Step 4: Simplify right side
16,388,850.61x = 202,353,584,110,163.06 - Step 5: Solve for x
x = 202,353,584,110,163.06/16,388,850.61 - Step 6: Final answer
x = 12,347,027.19
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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.