Finding the Fourth Proportional to 54,652,497.89, 81,993,104.56 and 19,641,147.13
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Solution
The fourth proportional to 54,652,497.89, 81,993,104.56 and 19,641,147.13 is: 29,466,880.61
Step by Step Solution
- Step 1: Write the proportion equation
54,652,497.89 : 81,993,104.56 = 19,641,147.13 : x - Step 2: Convert to fraction form
54,652,497.89/81,993,104.56 = 19,641,147.13/x - Step 3: Cross multiply
54,652,497.89x = 81,993,104.56 × 19,641,147.13 - Step 4: Simplify right side
54,652,497.89x = 1,610,438,630,308,433.75 - Step 5: Solve for x
x = 1,610,438,630,308,433.75/54,652,497.89 - Step 6: Final answer
x = 29,466,880.61
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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.