Finding the Fourth Proportional to 17,867,303.07, 26,787,888.49 and 5,729,857.66
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Solution
The fourth proportional to 17,867,303.07, 26,787,888.49 and 5,729,857.66 is: 8,590,596.33
Step by Step Solution
- Step 1: Write the proportion equation
17,867,303.07 : 26,787,888.49 = 5,729,857.66 : x - Step 2: Convert to fraction form
17,867,303.07/26,787,888.49 = 5,729,857.66/x - Step 3: Cross multiply
17,867,303.07x = 26,787,888.49 × 5,729,857.66 - Step 4: Simplify right side
17,867,303.07x = 153,490,788,089,556.03 - Step 5: Solve for x
x = 153,490,788,089,556.03/17,867,303.07 - Step 6: Final answer
x = 8,590,596.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.