Finding the Fourth Proportional to 11,030,185.92, 15,221,655.88 and 6,201,289.92
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Solution
The fourth proportional to 11,030,185.92, 15,221,655.88 and 6,201,289.92 is: 8,557,779.70
Step by Step Solution
- Step 1: Write the proportion equation
11,030,185.92 : 15,221,655.88 = 6,201,289.92 : x - Step 2: Convert to fraction form
11,030,185.92/15,221,655.88 = 6,201,289.92/x - Step 3: Cross multiply
11,030,185.92x = 15,221,655.88 × 6,201,289.92 - Step 4: Simplify right side
11,030,185.92x = 94,393,901,174,352.73 - Step 5: Solve for x
x = 94,393,901,174,352.73/11,030,185.92 - Step 6: Final answer
x = 8,557,779.70
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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.