Finding the Fourth Proportional to 6,657,905.58, 9,187,906.59 and 3,757,904.70
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Solution
The fourth proportional to 6,657,905.58, 9,187,906.59 and 3,757,904.70 is: 5,185,906.73
Step by Step Solution
- Step 1: Write the proportion equation
6,657,905.58 : 9,187,906.59 = 3,757,904.70 : x - Step 2: Convert to fraction form
6,657,905.58/9,187,906.59 = 3,757,904.70/x - Step 3: Cross multiply
6,657,905.58x = 9,187,906.59 × 3,757,904.70 - Step 4: Simplify right side
6,657,905.58x = 34,527,277,357,721.97 - Step 5: Solve for x
x = 34,527,277,357,721.97/6,657,905.58 - Step 6: Final answer
x = 5,185,906.73
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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.