Finding the Fourth Proportional to 7,824,337.14, 11,735,246.14 and 2,143,233.66
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Solution
The fourth proportional to 7,824,337.14, 11,735,246.14 and 2,143,233.66 is: 3,214,505.47
Step by Step Solution
- Step 1: Write the proportion equation
7,824,337.14 : 11,735,246.14 = 2,143,233.66 : x - Step 2: Convert to fraction form
7,824,337.14/11,735,246.14 = 2,143,233.66/x - Step 3: Cross multiply
7,824,337.14x = 11,735,246.14 × 2,143,233.66 - Step 4: Simplify right side
7,824,337.14x = 25,151,374,535,633.07 - Step 5: Solve for x
x = 25,151,374,535,633.07/7,824,337.14 - Step 6: Final answer
x = 3,214,505.47
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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.