Finding the Fourth Proportional to 43,369,130.13, 65,027,486.16 and 20,345,113.41
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Solution
The fourth proportional to 43,369,130.13, 65,027,486.16 and 20,345,113.41 is: 30,505,375.06
Step by Step Solution
- Step 1: Write the proportion equation
43,369,130.13 : 65,027,486.16 = 20,345,113.41 : x - Step 2: Convert to fraction form
43,369,130.13/65,027,486.16 = 20,345,113.41/x - Step 3: Cross multiply
43,369,130.13x = 65,027,486.16 × 20,345,113.41 - Step 4: Simplify right side
43,369,130.13x = 1,322,991,580,692,405.25 - Step 5: Solve for x
x = 1,322,991,580,692,405.25/43,369,130.13 - Step 6: Final answer
x = 30,505,375.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.