Finding the Fourth Proportional to 11,030,173.92, 15,221,639.34 and 6,201,277.92
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Solution
The fourth proportional to 11,030,173.92, 15,221,639.34 and 6,201,277.92 is: 8,557,763.15
Step by Step Solution
- Step 1: Write the proportion equation
11,030,173.92 : 15,221,639.34 = 6,201,277.92 : x - Step 2: Convert to fraction form
11,030,173.92/15,221,639.34 = 6,201,277.92/x - Step 3: Cross multiply
11,030,173.92x = 15,221,639.34 × 6,201,277.92 - Step 4: Simplify right side
11,030,173.92x = 94,393,615,945,345.38 - Step 5: Solve for x
x = 94,393,615,945,345.38/11,030,173.92 - Step 6: Final answer
x = 8,557,763.15
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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.