Finding the Fourth Proportional to 10,455,763.99, 15,679,934.42 and 3,067,749.44
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Solution
The fourth proportional to 10,455,763.99, 15,679,934.42 and 3,067,749.44 is: 4,600,535.18
Step by Step Solution
- Step 1: Write the proportion equation
10,455,763.99 : 15,679,934.42 = 3,067,749.44 : x - Step 2: Convert to fraction form
10,455,763.99/15,679,934.42 = 3,067,749.44/x - Step 3: Cross multiply
10,455,763.99x = 15,679,934.42 × 3,067,749.44 - Step 4: Simplify right side
10,455,763.99x = 48,102,110,036,191.73 - Step 5: Solve for x
x = 48,102,110,036,191.73/10,455,763.99 - Step 6: Final answer
x = 4,600,535.18
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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.