Finding the Fourth Proportional to 7,814,246.74, 11,715,111.11 and 3,713,509.99
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Solution
The fourth proportional to 7,814,246.74, 11,715,111.11 and 3,713,509.99 is: 5,567,290.57
Step by Step Solution
- Step 1: Write the proportion equation
7,814,246.74 : 11,715,111.11 = 3,713,509.99 : x - Step 2: Convert to fraction form
7,814,246.74/11,715,111.11 = 3,713,509.99/x - Step 3: Cross multiply
7,814,246.74x = 11,715,111.11 × 3,713,509.99 - Step 4: Simplify right side
7,814,246.74x = 43,504,182,140,944.99 - Step 5: Solve for x
x = 43,504,182,140,944.99/7,814,246.74 - Step 6: Final answer
x = 5,567,290.57
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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.