Finding the Fourth Proportional to 57,291,784.84, 78,912,054.60 and 44,035,611.84
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Solution
The fourth proportional to 57,291,784.84, 78,912,054.60 and 44,035,611.84 is: 60,653,383.65
Step by Step Solution
- Step 1: Write the proportion equation
57,291,784.84 : 78,912,054.60 = 44,035,611.84 : x - Step 2: Convert to fraction form
57,291,784.84/78,912,054.60 = 44,035,611.84/x - Step 3: Cross multiply
57,291,784.84x = 78,912,054.60 × 44,035,611.84 - Step 4: Simplify right side
57,291,784.84x = 3,474,940,605,862,486.50 - Step 5: Solve for x
x = 3,474,940,605,862,486.50/57,291,784.84 - Step 6: Final answer
x = 60,653,383.65
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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.