Finding the Fourth Proportional to 14,652,069.75, 20,219,856.26 and 8,126,698.41
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Solution
The fourth proportional to 14,652,069.75, 20,219,856.26 and 8,126,698.41 is: 11,214,843.81
Step by Step Solution
- Step 1: Write the proportion equation
14,652,069.75 : 20,219,856.26 = 8,126,698.41 : x - Step 2: Convert to fraction form
14,652,069.75/20,219,856.26 = 8,126,698.41/x - Step 3: Cross multiply
14,652,069.75x = 20,219,856.26 × 8,126,698.41 - Step 4: Simplify right side
14,652,069.75x = 164,320,673,677,937.06 - Step 5: Solve for x
x = 164,320,673,677,937.06/14,652,069.75 - Step 6: Final answer
x = 11,214,843.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.