Finding the Fourth Proportional to 4,800,693.13, 6,625,071.77 and 2,735,664.51
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Solution
The fourth proportional to 4,800,693.13, 6,625,071.77 and 2,735,664.51 is: 3,775,282.70
Step by Step Solution
- Step 1: Write the proportion equation
4,800,693.13 : 6,625,071.77 = 2,735,664.51 : x - Step 2: Convert to fraction form
4,800,693.13/6,625,071.77 = 2,735,664.51/x - Step 3: Cross multiply
4,800,693.13x = 6,625,071.77 × 2,735,664.51 - Step 4: Simplify right side
4,800,693.13x = 18,123,973,717,391.88 - Step 5: Solve for x
x = 18,123,973,717,391.88/4,800,693.13 - Step 6: Final answer
x = 3,775,282.70
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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.