Finding the Fourth Proportional to 7,802,315.68, 10,767,614.16 and 4,364,351.68
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Solution
The fourth proportional to 7,802,315.68, 10,767,614.16 and 4,364,351.68 is: 6,023,039.43
Step by Step Solution
- Step 1: Write the proportion equation
7,802,315.68 : 10,767,614.16 = 4,364,351.68 : x - Step 2: Convert to fraction form
7,802,315.68/10,767,614.16 = 4,364,351.68/x - Step 3: Cross multiply
7,802,315.68x = 10,767,614.16 × 4,364,351.68 - Step 4: Simplify right side
7,802,315.68x = 46,993,654,948,787.79 - Step 5: Solve for x
x = 46,993,654,948,787.79/7,802,315.68 - Step 6: Final answer
x = 6,023,039.43
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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.