Finding the Fourth Proportional to 55,605,559.66, 83,422,232.24 and 39,242,792.92
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Solution
The fourth proportional to 55,605,559.66, 83,422,232.24 and 39,242,792.92 is: 58,873,993.99
Step by Step Solution
- Step 1: Write the proportion equation
55,605,559.66 : 83,422,232.24 = 39,242,792.92 : x - Step 2: Convert to fraction form
55,605,559.66/83,422,232.24 = 39,242,792.92/x - Step 3: Cross multiply
55,605,559.66x = 83,422,232.24 × 39,242,792.92 - Step 4: Simplify right side
55,605,559.66x = 3,273,721,384,939,198 - Step 5: Solve for x
x = 3,273,721,384,939,198/55,605,559.66 - Step 6: Final answer
x = 58,873,993.99
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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.