Finding the Fourth Proportional to 5,918,486.70, 8,165,187.66 and 3,437,284.98
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Solution
The fourth proportional to 5,918,486.70, 8,165,187.66 and 3,437,284.98 is: 4,742,103.57
Step by Step Solution
- Step 1: Write the proportion equation
5,918,486.70 : 8,165,187.66 = 3,437,284.98 : x - Step 2: Convert to fraction form
5,918,486.70/8,165,187.66 = 3,437,284.98/x - Step 3: Cross multiply
5,918,486.70x = 8,165,187.66 × 3,437,284.98 - Step 4: Simplify right side
5,918,486.70x = 28,066,076,902,599.35 - Step 5: Solve for x
x = 28,066,076,902,599.35/5,918,486.70 - Step 6: Final answer
x = 4,742,103.57
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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.