Finding the Fourth Proportional to 11,230,379.30, 15,497,923.46 and 6,073,740.86
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Solution
The fourth proportional to 11,230,379.30, 15,497,923.46 and 6,073,740.86 is: 8,381,762.39
Step by Step Solution
- Step 1: Write the proportion equation
11,230,379.30 : 15,497,923.46 = 6,073,740.86 : x - Step 2: Convert to fraction form
11,230,379.30/15,497,923.46 = 6,073,740.86/x - Step 3: Cross multiply
11,230,379.30x = 15,497,923.46 × 6,073,740.86 - Step 4: Simplify right side
11,230,379.30x = 94,130,370,856,296.27 - Step 5: Solve for x
x = 94,130,370,856,296.27/11,230,379.30 - Step 6: Final answer
x = 8,381,762.39
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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.