Finding the Fourth Proportional to 6,940,115.15, 9,577,357.76 and 3,884,329.31
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Solution
The fourth proportional to 6,940,115.15, 9,577,357.76 and 3,884,329.31 is: 5,360,373.80
Step by Step Solution
- Step 1: Write the proportion equation
6,940,115.15 : 9,577,357.76 = 3,884,329.31 : x - Step 2: Convert to fraction form
6,940,115.15/9,577,357.76 = 3,884,329.31/x - Step 3: Cross multiply
6,940,115.15x = 9,577,357.76 × 3,884,329.31 - Step 4: Simplify right side
6,940,115.15x = 37,201,611,421,347.98 - Step 5: Solve for x
x = 37,201,611,421,347.98/6,940,115.15 - Step 6: Final answer
x = 5,360,373.80
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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.