Finding the Fourth Proportional to 13,106,191.97, 19,659,277.62 and 3,521,570.51
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Solution
The fourth proportional to 13,106,191.97, 19,659,277.62 and 3,521,570.51 is: 5,282,352.99
Step by Step Solution
- Step 1: Write the proportion equation
13,106,191.97 : 19,659,277.62 = 3,521,570.51 : x - Step 2: Convert to fraction form
13,106,191.97/19,659,277.62 = 3,521,570.51/x - Step 3: Cross multiply
13,106,191.97x = 19,659,277.62 × 3,521,570.51 - Step 4: Simplify right side
13,106,191.97x = 69,231,532,314,494.98 - Step 5: Solve for x
x = 69,231,532,314,494.98/13,106,191.97 - Step 6: Final answer
x = 5,282,352.99
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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.