Finding the Fourth Proportional to 6,751,763.12, 10,127,287.36 and 1,894,407.84
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Solution
The fourth proportional to 6,751,763.12, 10,127,287.36 and 1,894,407.84 is: 2,841,511.50
Step by Step Solution
- Step 1: Write the proportion equation
6,751,763.12 : 10,127,287.36 = 1,894,407.84 : x - Step 2: Convert to fraction form
6,751,763.12/10,127,287.36 = 1,894,407.84/x - Step 3: Cross multiply
6,751,763.12x = 10,127,287.36 × 1,894,407.84 - Step 4: Simplify right side
6,751,763.12x = 19,185,212,572,716.90 - Step 5: Solve for x
x = 19,185,212,572,716.90/6,751,763.12 - Step 6: Final answer
x = 2,841,511.50
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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.