Finding the Fourth Proportional to 7,289,556.84, 10,934,634.12 and 2,500,539.48
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Solution
The fourth proportional to 7,289,556.84, 10,934,634.12 and 2,500,539.48 is: 3,750,911.74
Step by Step Solution
- Step 1: Write the proportion equation
7,289,556.84 : 10,934,634.12 = 2,500,539.48 : x - Step 2: Convert to fraction form
7,289,556.84/10,934,634.12 = 2,500,539.48/x - Step 3: Cross multiply
7,289,556.84x = 10,934,634.12 × 2,500,539.48 - Step 4: Simplify right side
7,289,556.84x = 27,342,484,316,415.05 - Step 5: Solve for x
x = 27,342,484,316,415.05/7,289,556.84 - Step 6: Final answer
x = 3,750,911.74
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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.