Finding the Fourth Proportional to 7,843,449.41, 10,824,223.02 and 4,358,935.05
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Solution
The fourth proportional to 7,843,449.41, 10,824,223.02 and 4,358,935.05 is: 6,015,476.43
Step by Step Solution
- Step 1: Write the proportion equation
7,843,449.41 : 10,824,223.02 = 4,358,935.05 : x - Step 2: Convert to fraction form
7,843,449.41/10,824,223.02 = 4,358,935.05/x - Step 3: Cross multiply
7,843,449.41x = 10,824,223.02 × 4,358,935.05 - Step 4: Simplify right side
7,843,449.41x = 47,182,085,053,958 - Step 5: Solve for x
x = 47,182,085,053,958/7,843,449.41 - Step 6: Final answer
x = 6,015,476.43
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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.