Finding the Fourth Proportional to 7,447,019.44, 11,170,306 and 2,055,998.80
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Solution
The fourth proportional to 7,447,019.44, 11,170,306 and 2,055,998.80 is: 3,083,936.59
Step by Step Solution
- Step 1: Write the proportion equation
7,447,019.44 : 11,170,306 = 2,055,998.80 : x - Step 2: Convert to fraction form
7,447,019.44/11,170,306 = 2,055,998.80/x - Step 3: Cross multiply
7,447,019.44x = 11,170,306 × 2,055,998.80 - Step 4: Simplify right side
7,447,019.44x = 22,966,135,731,632.80 - Step 5: Solve for x
x = 22,966,135,731,632.80/7,447,019.44 - Step 6: Final answer
x = 3,083,936.59
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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.