Finding the Fourth Proportional to 14,932,258.33, 20,563,134.47 and 12,971,241.13
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Solution
The fourth proportional to 14,932,258.33, 20,563,134.47 and 12,971,241.13 is: 17,862,627.99
Step by Step Solution
- Step 1: Write the proportion equation
14,932,258.33 : 20,563,134.47 = 12,971,241.13 : x - Step 2: Convert to fraction form
14,932,258.33/20,563,134.47 = 12,971,241.13/x - Step 3: Cross multiply
14,932,258.33x = 20,563,134.47 × 12,971,241.13 - Step 4: Simplify right side
14,932,258.33x = 266,729,375,534,128.56 - Step 5: Solve for x
x = 266,729,375,534,128.56/14,932,258.33 - Step 6: Final answer
x = 17,862,627.99
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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.