Finding the Fourth Proportional to 19,948,028.32, 27,515,514 and 13,834,226.08
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Solution
The fourth proportional to 19,948,028.32, 27,515,514 and 13,834,226.08 is: 19,082,379.23
Step by Step Solution
- Step 1: Write the proportion equation
19,948,028.32 : 27,515,514 = 13,834,226.08 : x - Step 2: Convert to fraction form
19,948,028.32/27,515,514 = 13,834,226.08/x - Step 3: Cross multiply
19,948,028.32x = 27,515,514 × 13,834,226.08 - Step 4: Simplify right side
19,948,028.32x = 380,655,841,383,405.12 - Step 5: Solve for x
x = 380,655,841,383,405.12/19,948,028.32 - Step 6: Final answer
x = 19,082,379.23
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1.5x scale
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.