Finding the Fourth Proportional to 12,851,263.07, 17,734,637.99 and 6,970,882.49
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Solution
The fourth proportional to 12,851,263.07, 17,734,637.99 and 6,970,882.49 is: 9,619,760.85
Step by Step Solution
- Step 1: Write the proportion equation
12,851,263.07 : 17,734,637.99 = 6,970,882.49 : x - Step 2: Convert to fraction form
12,851,263.07/17,734,637.99 = 6,970,882.49/x - Step 3: Cross multiply
12,851,263.07x = 17,734,637.99 × 6,970,882.49 - Step 4: Simplify right side
12,851,263.07x = 123,626,077,396,125.38 - Step 5: Solve for x
x = 123,626,077,396,125.38/12,851,263.07 - Step 6: Final answer
x = 9,619,760.85
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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.