Finding the Fourth Proportional to 17,488,782.14, 26,225,554.43 and 9,289,630.09
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Solution
The fourth proportional to 17,488,782.14, 26,225,554.43 and 9,289,630.09 is: 13,930,398.22
Step by Step Solution
- Step 1: Write the proportion equation
17,488,782.14 : 26,225,554.43 = 9,289,630.09 : x - Step 2: Convert to fraction form
17,488,782.14/26,225,554.43 = 9,289,630.09/x - Step 3: Cross multiply
17,488,782.14x = 26,225,554.43 × 9,289,630.09 - Step 4: Simplify right side
17,488,782.14x = 243,625,699,563,612.66 - Step 5: Solve for x
x = 243,625,699,563,612.66/17,488,782.14 - Step 6: Final answer
x = 13,930,398.22
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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.