Finding the Fourth Proportional to 5,777,622.74, 7,973,021.33 and 3,199,248.15
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Solution
The fourth proportional to 5,777,622.74, 7,973,021.33 and 3,199,248.15 is: 4,414,908.15
Step by Step Solution
- Step 1: Write the proportion equation
5,777,622.74 : 7,973,021.33 = 3,199,248.15 : x - Step 2: Convert to fraction form
5,777,622.74/7,973,021.33 = 3,199,248.15/x - Step 3: Cross multiply
5,777,622.74x = 7,973,021.33 × 3,199,248.15 - Step 4: Simplify right side
5,777,622.74x = 25,507,673,723,916.80 - Step 5: Solve for x
x = 25,507,673,723,916.80/5,777,622.74 - Step 6: Final answer
x = 4,414,908.15
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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.