Finding the Fourth Proportional to 47,365,914.24, 65,366,235.36 and 28,774,729.44
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Solution
The fourth proportional to 47,365,914.24, 65,366,235.36 and 28,774,729.44 is: 39,709,900.40
Step by Step Solution
- Step 1: Write the proportion equation
47,365,914.24 : 65,366,235.36 = 28,774,729.44 : x - Step 2: Convert to fraction form
47,365,914.24/65,366,235.36 = 28,774,729.44/x - Step 3: Cross multiply
47,365,914.24x = 65,366,235.36 × 28,774,729.44 - Step 4: Simplify right side
47,365,914.24x = 1,880,895,736,995,361 - Step 5: Solve for x
x = 1,880,895,736,995,361/47,365,914.24 - Step 6: Final answer
x = 39,709,900.40
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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.