Finding the Fourth Proportional to 17,564,138.60, 24,241,046.63 and 10,120,374.96
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Solution
The fourth proportional to 17,564,138.60, 24,241,046.63 and 10,120,374.96 is: 13,967,578.31
Step by Step Solution
- Step 1: Write the proportion equation
17,564,138.60 : 24,241,046.63 = 10,120,374.96 : x - Step 2: Convert to fraction form
17,564,138.60/24,241,046.63 = 10,120,374.96/x - Step 3: Cross multiply
17,564,138.60x = 24,241,046.63 × 10,120,374.96 - Step 4: Simplify right side
17,564,138.60x = 245,328,481,388,304.19 - Step 5: Solve for x
x = 245,328,481,388,304.19/17,564,138.60 - Step 6: Final answer
x = 13,967,578.31
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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.