Finding the Fourth Proportional to 6,444,828.11, 8,893,685.43 and 3,544,218.98
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Solution
The fourth proportional to 6,444,828.11, 8,893,685.43 and 3,544,218.98 is: 4,890,924.66
Step by Step Solution
- Step 1: Write the proportion equation
6,444,828.11 : 8,893,685.43 = 3,544,218.98 : x - Step 2: Convert to fraction form
6,444,828.11/8,893,685.43 = 3,544,218.98/x - Step 3: Cross multiply
6,444,828.11x = 8,893,685.43 × 3,544,218.98 - Step 4: Simplify right side
6,444,828.11x = 31,521,168,703,155.46 - Step 5: Solve for x
x = 31,521,168,703,155.46/6,444,828.11 - Step 6: Final answer
x = 4,890,924.66
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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.