Finding the Fourth Proportional to 5,646,070.12, 7,791,464.56 and 3,067,769.36
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Solution
The fourth proportional to 5,646,070.12, 7,791,464.56 and 3,067,769.36 is: 4,233,460.75
Step by Step Solution
- Step 1: Write the proportion equation
5,646,070.12 : 7,791,464.56 = 3,067,769.36 : x - Step 2: Convert to fraction form
5,646,070.12/7,791,464.56 = 3,067,769.36/x - Step 3: Cross multiply
5,646,070.12x = 7,791,464.56 × 3,067,769.36 - Step 4: Simplify right side
5,646,070.12x = 23,902,416,246,693.88 - Step 5: Solve for x
x = 23,902,416,246,693.88/5,646,070.12 - Step 6: Final answer
x = 4,233,460.75
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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.