Finding the Fourth Proportional to 14,659,088.28, 20,231,970 and 8,134,813.44
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Solution
The fourth proportional to 14,659,088.28, 20,231,970 and 8,134,813.44 is: 11,227,390.02
Step by Step Solution
- Step 1: Write the proportion equation
14,659,088.28 : 20,231,970 = 8,134,813.44 : x - Step 2: Convert to fraction form
14,659,088.28/20,231,970 = 8,134,813.44/x - Step 3: Cross multiply
14,659,088.28x = 20,231,970 × 8,134,813.44 - Step 4: Simplify right side
14,659,088.28x = 164,583,301,473,676.81 - Step 5: Solve for x
x = 164,583,301,473,676.81/14,659,088.28 - Step 6: Final answer
x = 11,227,390.02
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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.