Finding the Fourth Proportional to 5,920,162.64, 8,169,820.80 and 3,341,865.68
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Solution
The fourth proportional to 5,920,162.64, 8,169,820.80 and 3,341,865.68 is: 4,611,772.58
Step by Step Solution
- Step 1: Write the proportion equation
5,920,162.64 : 8,169,820.80 = 3,341,865.68 : x - Step 2: Convert to fraction form
5,920,162.64/8,169,820.80 = 3,341,865.68/x - Step 3: Cross multiply
5,920,162.64x = 8,169,820.80 × 3,341,865.68 - Step 4: Simplify right side
5,920,162.64x = 27,302,443,743,270.14 - Step 5: Solve for x
x = 27,302,443,743,270.14/5,920,162.64 - Step 6: Final answer
x = 4,611,772.58
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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.