Finding the Fourth Proportional to 15,578,759.16, 23,368,860.45 and 4,796,542.98
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Solution
The fourth proportional to 15,578,759.16, 23,368,860.45 and 4,796,542.98 is: 7,195,036.68
Step by Step Solution
- Step 1: Write the proportion equation
15,578,759.16 : 23,368,860.45 = 4,796,542.98 : x - Step 2: Convert to fraction form
15,578,759.16/23,368,860.45 = 4,796,542.98/x - Step 3: Cross multiply
15,578,759.16x = 23,368,860.45 × 4,796,542.98 - Step 4: Simplify right side
15,578,759.16x = 112,089,743,542,047.14 - Step 5: Solve for x
x = 112,089,743,542,047.14/15,578,759.16 - Step 6: Final answer
x = 7,195,036.68
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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.