Finding the Fourth Proportional to 16,203,201.18, 22,360,293.99 and 8,861,004.78
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Solution
The fourth proportional to 16,203,201.18, 22,360,293.99 and 8,861,004.78 is: 12,228,118.98
Step by Step Solution
- Step 1: Write the proportion equation
16,203,201.18 : 22,360,293.99 = 8,861,004.78 : x - Step 2: Convert to fraction form
16,203,201.18/22,360,293.99 = 8,861,004.78/x - Step 3: Cross multiply
16,203,201.18x = 22,360,293.99 × 8,861,004.78 - Step 4: Simplify right side
16,203,201.18x = 198,134,671,927,595.25 - Step 5: Solve for x
x = 198,134,671,927,595.25/16,203,201.18 - Step 6: Final answer
x = 12,228,118.98
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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.