Finding the Fourth Proportional to 6,902,820.77, 9,525,921.53 and 3,805,276.14
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Solution
The fourth proportional to 6,902,820.77, 9,525,921.53 and 3,805,276.14 is: 5,251,296.99
Step by Step Solution
- Step 1: Write the proportion equation
6,902,820.77 : 9,525,921.53 = 3,805,276.14 : x - Step 2: Convert to fraction form
6,902,820.77/9,525,921.53 = 3,805,276.14/x - Step 3: Cross multiply
6,902,820.77x = 9,525,921.53 × 3,805,276.14 - Step 4: Simplify right side
6,902,820.77x = 36,248,761,890,594.91 - Step 5: Solve for x
x = 36,248,761,890,594.91/6,902,820.77 - Step 6: Final answer
x = 5,251,296.99
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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.