Finding the Fourth Proportional to 16,054,491.34, 22,155,212.37 and 8,712,324.55
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Solution
The fourth proportional to 16,054,491.34, 22,155,212.37 and 8,712,324.55 is: 12,023,015.65
Step by Step Solution
- Step 1: Write the proportion equation
16,054,491.34 : 22,155,212.37 = 8,712,324.55 : x - Step 2: Convert to fraction form
16,054,491.34/22,155,212.37 = 8,712,324.55/x - Step 3: Cross multiply
16,054,491.34x = 22,155,212.37 × 8,712,324.55 - Step 4: Simplify right side
16,054,491.34x = 193,023,400,641,614.72 - Step 5: Solve for x
x = 193,023,400,641,614.72/16,054,491.34 - Step 6: Final answer
x = 12,023,015.65
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1.5x scale
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.