Finding the Fourth Proportional to 19,377,189.34, 26,740,207.78 and 10,556,746
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Solution
The fourth proportional to 19,377,189.34, 26,740,207.78 and 10,556,746 is: 14,568,138.68
Step by Step Solution
- Step 1: Write the proportion equation
19,377,189.34 : 26,740,207.78 = 10,556,746 : x - Step 2: Convert to fraction form
19,377,189.34/26,740,207.78 = 10,556,746/x - Step 3: Cross multiply
19,377,189.34x = 26,740,207.78 × 10,556,746 - Step 4: Simplify right side
19,377,189.34x = 282,289,581,520,683.88 - Step 5: Solve for x
x = 282,289,581,520,683.88/19,377,189.34 - Step 6: Final answer
x = 14,568,138.68
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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.