Finding the Fourth Proportional to 44,432,947.42, 66,625,455.80 and 20,158,629.46
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Solution
The fourth proportional to 44,432,947.42, 66,625,455.80 and 20,158,629.46 is: 30,227,071.44
Step by Step Solution
- Step 1: Write the proportion equation
44,432,947.42 : 66,625,455.80 = 20,158,629.46 : x - Step 2: Convert to fraction form
44,432,947.42/66,625,455.80 = 20,158,629.46/x - Step 3: Cross multiply
44,432,947.42x = 66,625,455.80 × 20,158,629.46 - Step 4: Simplify right side
44,432,947.42x = 1,343,077,876,075,807.75 - Step 5: Solve for x
x = 1,343,077,876,075,807.75/44,432,947.42 - Step 6: Final answer
x = 30,227,071.44
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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.