Finding the Fourth Proportional to 39,940,455.36, 59,912,392.53 and 15,684,630.63
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Solution
The fourth proportional to 39,940,455.36, 59,912,392.53 and 15,684,630.63 is: 23,527,617.26
Step by Step Solution
- Step 1: Write the proportion equation
39,940,455.36 : 59,912,392.53 = 15,684,630.63 : x - Step 2: Convert to fraction form
39,940,455.36/59,912,392.53 = 15,684,630.63/x - Step 3: Cross multiply
39,940,455.36x = 59,912,392.53 × 15,684,630.63 - Step 4: Simplify right side
39,940,455.36x = 939,703,746,992,621.25 - Step 5: Solve for x
x = 939,703,746,992,621.25/39,940,455.36 - Step 6: Final answer
x = 23,527,617.26
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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.