Finding the Fourth Proportional to 19,279,278.90, 26,605,676.34 and 10,577,293.38
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Solution
The fourth proportional to 19,279,278.90, 26,605,676.34 and 10,577,293.38 is: 14,596,813.80
Step by Step Solution
- Step 1: Write the proportion equation
19,279,278.90 : 26,605,676.34 = 10,577,293.38 : x - Step 2: Convert to fraction form
19,279,278.90/26,605,676.34 = 10,577,293.38/x - Step 3: Cross multiply
19,279,278.90x = 26,605,676.34 × 10,577,293.38 - Step 4: Simplify right side
19,279,278.90x = 281,416,044,221,504.66 - Step 5: Solve for x
x = 281,416,044,221,504.66/19,279,278.90 - Step 6: Final answer
x = 14,596,813.80
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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.