Finding the Fourth Proportional to 7,791,102.12, 11,686,656.06 and 2,033,819.46
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Solution
The fourth proportional to 7,791,102.12, 11,686,656.06 and 2,033,819.46 is: 3,050,729.94
Step by Step Solution
- Step 1: Write the proportion equation
7,791,102.12 : 11,686,656.06 = 2,033,819.46 : x - Step 2: Convert to fraction form
7,791,102.12/11,686,656.06 = 2,033,819.46/x - Step 3: Cross multiply
7,791,102.12x = 11,686,656.06 × 2,033,819.46 - Step 4: Simplify right side
7,791,102.12x = 23,768,548,517,154.93 - Step 5: Solve for x
x = 23,768,548,517,154.93/7,791,102.12 - Step 6: Final answer
x = 3,050,729.94
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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.