Finding the Fourth Proportional to 61,221,442.68, 84,485,592.44 and 33,719,370.93
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Solution
The fourth proportional to 61,221,442.68, 84,485,592.44 and 33,719,370.93 is: 46,532,732.73
Step by Step Solution
- Step 1: Write the proportion equation
61,221,442.68 : 84,485,592.44 = 33,719,370.93 : x - Step 2: Convert to fraction form
61,221,442.68/84,485,592.44 = 33,719,370.93/x - Step 3: Cross multiply
61,221,442.68x = 84,485,592.44 × 33,719,370.93 - Step 4: Simplify right side
61,221,442.68x = 2,848,801,029,683,014.50 - Step 5: Solve for x
x = 2,848,801,029,683,014.50/61,221,442.68 - Step 6: Final answer
x = 46,532,732.73
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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.