Finding the Fourth Proportional to 10,193,216.64, 15,279,163.20 and 3,800,688
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Solution
The fourth proportional to 10,193,216.64, 15,279,163.20 and 3,800,688 is: 5,697,056.61
Step by Step Solution
- Step 1: Write the proportion equation
10,193,216.64 : 15,279,163.20 = 3,800,688 : x - Step 2: Convert to fraction form
10,193,216.64/15,279,163.20 = 3,800,688/x - Step 3: Cross multiply
10,193,216.64x = 15,279,163.20 × 3,800,688 - Step 4: Simplify right side
10,193,216.64x = 58,071,332,224,281.59 - Step 5: Solve for x
x = 58,071,332,224,281.59/10,193,216.64 - Step 6: Final answer
x = 5,697,056.61
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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.