Finding the Fourth Proportional to 8,824,789.20, 13,231,009.14 and 4,508,176.08
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Solution
The fourth proportional to 8,824,789.20, 13,231,009.14 and 4,508,176.08 is: 6,759,109.77
Step by Step Solution
- Step 1: Write the proportion equation
8,824,789.20 : 13,231,009.14 = 4,508,176.08 : x - Step 2: Convert to fraction form
8,824,789.20/13,231,009.14 = 4,508,176.08/x - Step 3: Cross multiply
8,824,789.20x = 13,231,009.14 × 4,508,176.08 - Step 4: Simplify right side
8,824,789.20x = 59,647,718,919,209.38 - Step 5: Solve for x
x = 59,647,718,919,209.38/8,824,789.20 - Step 6: Final answer
x = 6,759,109.77
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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.