Finding the Fourth Proportional to 5,403,354.12, 7,455,898.26 and 3,080,546.28
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Solution
The fourth proportional to 5,403,354.12, 7,455,898.26 and 3,080,546.28 is: 4,250,737.44
Step by Step Solution
- Step 1: Write the proportion equation
5,403,354.12 : 7,455,898.26 = 3,080,546.28 : x - Step 2: Convert to fraction form
5,403,354.12/7,455,898.26 = 3,080,546.28/x - Step 3: Cross multiply
5,403,354.12x = 7,455,898.26 × 3,080,546.28 - Step 4: Simplify right side
5,403,354.12x = 22,968,239,648,901.47 - Step 5: Solve for x
x = 22,968,239,648,901.47/5,403,354.12 - Step 6: Final answer
x = 4,250,737.44
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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.