Finding the Fourth Proportional to 7,438,362.04, 11,153,207.87 and 2,884,090.33
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Solution
The fourth proportional to 7,438,362.04, 11,153,207.87 and 2,884,090.33 is: 4,324,454.60
Step by Step Solution
- Step 1: Write the proportion equation
7,438,362.04 : 11,153,207.87 = 2,884,090.33 : x - Step 2: Convert to fraction form
7,438,362.04/11,153,207.87 = 2,884,090.33/x - Step 3: Cross multiply
7,438,362.04x = 11,153,207.87 × 2,884,090.33 - Step 4: Simplify right side
7,438,362.04x = 32,166,858,966,346.89 - Step 5: Solve for x
x = 32,166,858,966,346.89/7,438,362.04 - Step 6: Final answer
x = 4,324,454.60
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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.