Finding the Fourth Proportional to 17,817,581.63, 24,588,262.65 and 9,668,819.63
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Solution
The fourth proportional to 17,817,581.63, 24,588,262.65 and 9,668,819.63 is: 13,342,971.09
Step by Step Solution
- Step 1: Write the proportion equation
17,817,581.63 : 24,588,262.65 = 9,668,819.63 : x - Step 2: Convert to fraction form
17,817,581.63/24,588,262.65 = 9,668,819.63/x - Step 3: Cross multiply
17,817,581.63x = 24,588,262.65 × 9,668,819.63 - Step 4: Simplify right side
17,817,581.63x = 237,739,476,454,974.50 - Step 5: Solve for x
x = 237,739,476,454,974.50/17,817,581.63 - Step 6: Final answer
x = 13,342,971.09
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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.