Finding the Fourth Proportional to 16,090,618.40, 24,163,921.20 and 8,532,346.40
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Solution
The fourth proportional to 16,090,618.40, 24,163,921.20 and 8,532,346.40 is: 12,813,363.72
Step by Step Solution
- Step 1: Write the proportion equation
16,090,618.40 : 24,163,921.20 = 8,532,346.40 : x - Step 2: Convert to fraction form
16,090,618.40/24,163,921.20 = 8,532,346.40/x - Step 3: Cross multiply
16,090,618.40x = 24,163,921.20 × 8,532,346.40 - Step 4: Simplify right side
16,090,618.40x = 206,174,946,060,703.69 - Step 5: Solve for x
x = 206,174,946,060,703.69/16,090,618.40 - Step 6: Final answer
x = 12,813,363.72
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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.