Finding the Fourth Proportional to 12,730,063.24, 19,096,856.14 and 4,094,408.84
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Solution
The fourth proportional to 12,730,063.24, 19,096,856.14 and 4,094,408.84 is: 6,142,179.75
Step by Step Solution
- Step 1: Write the proportion equation
12,730,063.24 : 19,096,856.14 = 4,094,408.84 : x - Step 2: Convert to fraction form
12,730,063.24/19,096,856.14 = 4,094,408.84/x - Step 3: Cross multiply
12,730,063.24x = 19,096,856.14 × 4,094,408.84 - Step 4: Simplify right side
12,730,063.24x = 78,190,336,595,824.28 - Step 5: Solve for x
x = 78,190,336,595,824.28/12,730,063.24 - Step 6: Final answer
x = 6,142,179.75
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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.