Finding the Fourth Proportional to 9,840,442.84, 13,579,773.42 and 5,489,525.68
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Solution
The fourth proportional to 9,840,442.84, 13,579,773.42 and 5,489,525.68 is: 7,575,524.41
Step by Step Solution
- Step 1: Write the proportion equation
9,840,442.84 : 13,579,773.42 = 5,489,525.68 : x - Step 2: Convert to fraction form
9,840,442.84/13,579,773.42 = 5,489,525.68/x - Step 3: Cross multiply
9,840,442.84x = 13,579,773.42 × 5,489,525.68 - Step 4: Simplify right side
9,840,442.84x = 74,546,514,917,671.42 - Step 5: Solve for x
x = 74,546,514,917,671.42/9,840,442.84 - Step 6: Final answer
x = 7,575,524.41
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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.