Finding the Fourth Proportional to 18,889,259.28, 26,067,057.48 and 10,740,498
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Solution
The fourth proportional to 18,889,259.28, 26,067,057.48 and 10,740,498 is: 14,821,818.82
Step by Step Solution
- Step 1: Write the proportion equation
18,889,259.28 : 26,067,057.48 = 10,740,498 : x - Step 2: Convert to fraction form
18,889,259.28/26,067,057.48 = 10,740,498/x - Step 3: Cross multiply
18,889,259.28x = 26,067,057.48 × 10,740,498 - Step 4: Simplify right side
18,889,259.28x = 279,973,178,729,825.03 - Step 5: Solve for x
x = 279,973,178,729,825.03/18,889,259.28 - Step 6: Final answer
x = 14,821,818.82
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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.