Finding the Fourth Proportional to 53,480,774.88, 80,250,968.70 and 28,888,206.12
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Solution
The fourth proportional to 53,480,774.88, 80,250,968.70 and 28,888,206.12 is: 43,348,409.41
Step by Step Solution
- Step 1: Write the proportion equation
53,480,774.88 : 80,250,968.70 = 28,888,206.12 : x - Step 2: Convert to fraction form
53,480,774.88/80,250,968.70 = 28,888,206.12/x - Step 3: Cross multiply
53,480,774.88x = 80,250,968.70 × 28,888,206.12 - Step 4: Simplify right side
53,480,774.88x = 2,318,306,525,135,268.50 - Step 5: Solve for x
x = 2,318,306,525,135,268.50/53,480,774.88 - Step 6: Final answer
x = 43,348,409.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.