Finding the Fourth Proportional to 58,742,207.26, 81,046,567.85 and 35,212,158.63
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Solution
The fourth proportional to 58,742,207.26, 81,046,567.85 and 35,212,158.63 is: 48,582,181.99
Step by Step Solution
- Step 1: Write the proportion equation
58,742,207.26 : 81,046,567.85 = 35,212,158.63 : x - Step 2: Convert to fraction form
58,742,207.26/81,046,567.85 = 35,212,158.63/x - Step 3: Cross multiply
58,742,207.26x = 81,046,567.85 × 35,212,158.63 - Step 4: Simplify right side
58,742,207.26x = 2,853,824,603,375,197.50 - Step 5: Solve for x
x = 2,853,824,603,375,197.50/58,742,207.26 - Step 6: Final answer
x = 48,582,181.99
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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.