Finding the Fourth Proportional to 6,171,393.54, 9,257,699.37 and 2,127,348.96
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Solution
The fourth proportional to 6,171,393.54, 9,257,699.37 and 2,127,348.96 is: 3,191,233.39
Step by Step Solution
- Step 1: Write the proportion equation
6,171,393.54 : 9,257,699.37 = 2,127,348.96 : x - Step 2: Convert to fraction form
6,171,393.54/9,257,699.37 = 2,127,348.96/x - Step 3: Cross multiply
6,171,393.54x = 9,257,699.37 × 2,127,348.96 - Step 4: Simplify right side
6,171,393.54x = 19,694,357,126,762.15 - Step 5: Solve for x
x = 19,694,357,126,762.15/6,171,393.54 - Step 6: Final answer
x = 3,191,233.39
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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.