Finding the Fourth Proportional to 5,551,346.10, 7,653,323.71 and 3,895,243.09
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Solution
The fourth proportional to 5,551,346.10, 7,653,323.71 and 3,895,243.09 is: 5,370,149.10
Step by Step Solution
- Step 1: Write the proportion equation
5,551,346.10 : 7,653,323.71 = 3,895,243.09 : x - Step 2: Convert to fraction form
5,551,346.10/7,653,323.71 = 3,895,243.09/x - Step 3: Cross multiply
5,551,346.10x = 7,653,323.71 × 3,895,243.09 - Step 4: Simplify right side
5,551,346.10x = 29,811,556,239,167.83 - Step 5: Solve for x
x = 29,811,556,239,167.83/5,551,346.10 - Step 6: Final answer
x = 5,370,149.10
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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.