Finding the Fourth Proportional to 25,263,312.99, 34,863,330.58 and 14,250,028.42
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Solution
The fourth proportional to 25,263,312.99, 34,863,330.58 and 14,250,028.42 is: 19,665,015.90
Step by Step Solution
- Step 1: Write the proportion equation
25,263,312.99 : 34,863,330.58 = 14,250,028.42 : x - Step 2: Convert to fraction form
25,263,312.99/34,863,330.58 = 14,250,028.42/x - Step 3: Cross multiply
25,263,312.99x = 34,863,330.58 × 14,250,028.42 - Step 4: Simplify right side
25,263,312.99x = 496,803,451,580,855.06 - Step 5: Solve for x
x = 496,803,451,580,855.06/25,263,312.99 - Step 6: Final answer
x = 19,665,015.90
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1.5x scale
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.