Finding the Fourth Proportional to 8,158,902.84, 11,259,562.14 and 4,488,092.28
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Solution
The fourth proportional to 8,158,902.84, 11,259,562.14 and 4,488,092.28 is: 6,193,719.29
Step by Step Solution
- Step 1: Write the proportion equation
8,158,902.84 : 11,259,562.14 = 4,488,092.28 : x - Step 2: Convert to fraction form
8,158,902.84/11,259,562.14 = 4,488,092.28/x - Step 3: Cross multiply
8,158,902.84x = 11,259,562.14 × 4,488,092.28 - Step 4: Simplify right side
8,158,902.84x = 50,533,953,916,714.28 - Step 5: Solve for x
x = 50,533,953,916,714.28/8,158,902.84 - Step 6: Final answer
x = 6,193,719.29
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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.