Finding the Fourth Proportional to 5,356,026.15, 7,391,293.23 and 2,908,620.06
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Solution
The fourth proportional to 5,356,026.15, 7,391,293.23 and 2,908,620.06 is: 4,013,883.27
Step by Step Solution
- Step 1: Write the proportion equation
5,356,026.15 : 7,391,293.23 = 2,908,620.06 : x - Step 2: Convert to fraction form
5,356,026.15/7,391,293.23 = 2,908,620.06/x - Step 3: Cross multiply
5,356,026.15x = 7,391,293.23 × 2,908,620.06 - Step 4: Simplify right side
5,356,026.15x = 21,498,463,758,120.20 - Step 5: Solve for x
x = 21,498,463,758,120.20/5,356,026.15 - Step 6: Final answer
x = 4,013,883.27
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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.