Finding the Fourth Proportional to 5,567,918.24, 7,684,266.48 and 3,120,944.96
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Solution
The fourth proportional to 5,567,918.24, 7,684,266.48 and 3,120,944.96 is: 4,307,206.34
Step by Step Solution
- Step 1: Write the proportion equation
5,567,918.24 : 7,684,266.48 = 3,120,944.96 : x - Step 2: Convert to fraction form
5,567,918.24/7,684,266.48 = 3,120,944.96/x - Step 3: Cross multiply
5,567,918.24x = 7,684,266.48 × 3,120,944.96 - Step 4: Simplify right side
5,567,918.24x = 23,982,172,742,052.94 - Step 5: Solve for x
x = 23,982,172,742,052.94/5,567,918.24 - Step 6: Final answer
x = 4,307,206.34
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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.