Finding the Fourth Proportional to 17,924,482.62, 26,886,682.91 and 7,682,701.47
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Solution
The fourth proportional to 17,924,482.62, 26,886,682.91 and 7,682,701.47 is: 11,524,034.62
Step by Step Solution
- Step 1: Write the proportion equation
17,924,482.62 : 26,886,682.91 = 7,682,701.47 : x - Step 2: Convert to fraction form
17,924,482.62/26,886,682.91 = 7,682,701.47/x - Step 3: Cross multiply
17,924,482.62x = 26,886,682.91 × 7,682,701.47 - Step 4: Simplify right side
17,924,482.62x = 206,562,358,277,667.38 - Step 5: Solve for x
x = 206,562,358,277,667.38/17,924,482.62 - Step 6: Final answer
x = 11,524,034.62
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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.