Finding the Fourth Proportional to 6,681,574.74, 9,220,573.08 and 3,625,788.99
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Solution
The fourth proportional to 6,681,574.74, 9,220,573.08 and 3,625,788.99 is: 5,003,588.77
Step by Step Solution
- Step 1: Write the proportion equation
6,681,574.74 : 9,220,573.08 = 3,625,788.99 : x - Step 2: Convert to fraction form
6,681,574.74/9,220,573.08 = 3,625,788.99/x - Step 3: Cross multiply
6,681,574.74x = 9,220,573.08 × 3,625,788.99 - Step 4: Simplify right side
6,681,574.74x = 33,431,852,354,954.39 - Step 5: Solve for x
x = 33,431,852,354,954.39/6,681,574.74 - Step 6: Final answer
x = 5,003,588.77
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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.